Home / 886,938.10-1,330,407.15-607,002.10

Finding the Fourth Proportional to 886,938.10, 1,330,407.15 and 607,002.10

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Solution

The fourth proportional to 886,938.10, 1,330,407.15 and 607,002.10 is: 910,503.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,938.10 : 1,330,407.15 = 607,002.10 : x
  2. Step 2: Convert to fraction form
    886,938.10/1,330,407.15 = 607,002.10/x
  3. Step 3: Cross multiply
    886,938.10x = 1,330,407.15 × 607,002.10
  4. Step 4: Simplify right side
    886,938.10x = 807,559,933,905.02
  5. Step 5: Solve for x
    x = 807,559,933,905.02/886,938.10
  6. Step 6: Final answer
    x = 910,503.15

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Double scale
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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.