Home / 906,294.02-1,250,331.76-518,902.40

Finding the Fourth Proportional to 906,294.02, 1,250,331.76 and 518,902.40

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Solution

The fourth proportional to 906,294.02, 1,250,331.76 and 518,902.40 is: 715,882.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,294.02 : 1,250,331.76 = 518,902.40 : x
  2. Step 2: Convert to fraction form
    906,294.02/1,250,331.76 = 518,902.40/x
  3. Step 3: Cross multiply
    906,294.02x = 1,250,331.76 × 518,902.40
  4. Step 4: Simplify right side
    906,294.02x = 648,800,151,973.15
  5. Step 5: Solve for x
    x = 648,800,151,973.15/906,294.02
  6. Step 6: Final answer
    x = 715,882.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.