Home / 731,420.10-1,097,130.15-607,004.10

Finding the Fourth Proportional to 731,420.10, 1,097,130.15 and 607,004.10

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Solution

The fourth proportional to 731,420.10, 1,097,130.15 and 607,004.10 is: 910,506.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,420.10 : 1,097,130.15 = 607,004.10 : x
  2. Step 2: Convert to fraction form
    731,420.10/1,097,130.15 = 607,004.10/x
  3. Step 3: Cross multiply
    731,420.10x = 1,097,130.15 × 607,004.10
  4. Step 4: Simplify right side
    731,420.10x = 665,962,499,283.62
  5. Step 5: Solve for x
    x = 665,962,499,283.62/731,420.10
  6. Step 6: Final answer
    x = 910,506.15

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Half scale
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Double scale
Find fourth proportional to 731,421.10, 1,097,131.65 and 607,005.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.