Home / 906,224.12-1,250,668.98-498,397.82

Finding the Fourth Proportional to 906,224.12, 1,250,668.98 and 498,397.82

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Solution

The fourth proportional to 906,224.12, 1,250,668.98 and 498,397.82 is: 687,832.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,224.12 : 1,250,668.98 = 498,397.82 : x
  2. Step 2: Convert to fraction form
    906,224.12/1,250,668.98 = 498,397.82/x
  3. Step 3: Cross multiply
    906,224.12x = 1,250,668.98 × 498,397.82
  4. Step 4: Simplify right side
    906,224.12x = 623,330,693,173.62
  5. Step 5: Solve for x
    x = 623,330,693,173.62/906,224.12
  6. Step 6: Final answer
    x = 687,832.82

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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.