Home / 712,444.16-1,068,265.92-488,057.60

Finding the Fourth Proportional to 712,444.16, 1,068,265.92 and 488,057.60

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Solution

The fourth proportional to 712,444.16, 1,068,265.92 and 488,057.60 is: 731,812.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,444.16 : 1,068,265.92 = 488,057.60 : x
  2. Step 2: Convert to fraction form
    712,444.16/1,068,265.92 = 488,057.60/x
  3. Step 3: Cross multiply
    712,444.16x = 1,068,265.92 × 488,057.60
  4. Step 4: Simplify right side
    712,444.16x = 521,375,301,076.99
  5. Step 5: Solve for x
    x = 521,375,301,076.99/712,444.16
  6. Step 6: Final answer
    x = 731,812.16

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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.