Home / 767,381.40-1,151,072.10-234,903.60

Finding the Fourth Proportional to 767,381.40, 1,151,072.10 and 234,903.60

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Solution

The fourth proportional to 767,381.40, 1,151,072.10 and 234,903.60 is: 352,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,381.40 : 1,151,072.10 = 234,903.60 : x
  2. Step 2: Convert to fraction form
    767,381.40/1,151,072.10 = 234,903.60/x
  3. Step 3: Cross multiply
    767,381.40x = 1,151,072.10 × 234,903.60
  4. Step 4: Simplify right side
    767,381.40x = 270,390,980,149.56
  5. Step 5: Solve for x
    x = 270,390,980,149.56/767,381.40
  6. Step 6: Final answer
    x = 352,355.40

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Similar ratio
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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.