Home / 906,004.62-1,250,287.17-498,113.40

Finding the Fourth Proportional to 906,004.62, 1,250,287.17 and 498,113.40

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Solution

The fourth proportional to 906,004.62, 1,250,287.17 and 498,113.40 is: 687,396.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,004.62 : 1,250,287.17 = 498,113.40 : x
  2. Step 2: Convert to fraction form
    906,004.62/1,250,287.17 = 498,113.40/x
  3. Step 3: Cross multiply
    906,004.62x = 1,250,287.17 × 498,113.40
  4. Step 4: Simplify right side
    906,004.62x = 622,784,793,225.08
  5. Step 5: Solve for x
    x = 622,784,793,225.08/906,004.62
  6. Step 6: Final answer
    x = 687,396.93

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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.