Home / 906,256.24-1,250,665.74-498,389.14

Finding the Fourth Proportional to 906,256.24, 1,250,665.74 and 498,389.14

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Solution

The fourth proportional to 906,256.24, 1,250,665.74 and 498,389.14 is: 687,794.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,256.24 : 1,250,665.74 = 498,389.14 : x
  2. Step 2: Convert to fraction form
    906,256.24/1,250,665.74 = 498,389.14/x
  3. Step 3: Cross multiply
    906,256.24x = 1,250,665.74 × 498,389.14
  4. Step 4: Simplify right side
    906,256.24x = 623,318,222,586.06
  5. Step 5: Solve for x
    x = 623,318,222,586.06/906,256.24
  6. Step 6: Final answer
    x = 687,794.68

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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.