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Finding the Fourth Proportional to 625,248.74, 937,681.59 and 225,840.26

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Solution

The fourth proportional to 625,248.74, 937,681.59 and 225,840.26 is: 338,691.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,248.74 : 937,681.59 = 225,840.26 : x
  2. Step 2: Convert to fraction form
    625,248.74/937,681.59 = 225,840.26/x
  3. Step 3: Cross multiply
    625,248.74x = 937,681.59 × 225,840.26
  4. Step 4: Simplify right side
    625,248.74x = 211,766,254,082.81
  5. Step 5: Solve for x
    x = 211,766,254,082.81/625,248.74
  6. Step 6: Final answer
    x = 338,691.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.