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Finding the Fourth Proportional to 602,407.72, 903,618.06 and 181,687.24

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Solution

The fourth proportional to 602,407.72, 903,618.06 and 181,687.24 is: 272,532.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,407.72 : 903,618.06 = 181,687.24 : x
  2. Step 2: Convert to fraction form
    602,407.72/903,618.06 = 181,687.24/x
  3. Step 3: Cross multiply
    602,407.72x = 903,618.06 × 181,687.24
  4. Step 4: Simplify right side
    602,407.72x = 164,175,871,335.55
  5. Step 5: Solve for x
    x = 164,175,871,335.55/602,407.72
  6. Step 6: Final answer
    x = 272,532.81

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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.