Home / 906,134.49-1,250,497.71-498,267.36

Finding the Fourth Proportional to 906,134.49, 1,250,497.71 and 498,267.36

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Solution

The fourth proportional to 906,134.49, 1,250,497.71 and 498,267.36 is: 687,626.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,134.49 : 1,250,497.71 = 498,267.36 : x
  2. Step 2: Convert to fraction form
    906,134.49/1,250,497.71 = 498,267.36/x
  3. Step 3: Cross multiply
    906,134.49x = 1,250,497.71 × 498,267.36
  4. Step 4: Simplify right side
    906,134.49x = 623,082,192,647.75
  5. Step 5: Solve for x
    x = 623,082,192,647.75/906,134.49
  6. Step 6: Final answer
    x = 687,626.62

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Double scale
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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.