Home / 906,746.43-1,251,310.07-498,839.52

Finding the Fourth Proportional to 906,746.43, 1,251,310.07 and 498,839.52

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Solution

The fourth proportional to 906,746.43, 1,251,310.07 and 498,839.52 is: 688,398.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,746.43 : 1,251,310.07 = 498,839.52 : x
  2. Step 2: Convert to fraction form
    906,746.43/1,251,310.07 = 498,839.52/x
  3. Step 3: Cross multiply
    906,746.43x = 1,251,310.07 × 498,839.52
  4. Step 4: Simplify right side
    906,746.43x = 624,202,914,066.42
  5. Step 5: Solve for x
    x = 624,202,914,066.42/906,746.43
  6. Step 6: Final answer
    x = 688,398.53

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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.