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Finding the Fourth Proportional to 608,371.90, 912,253.29 and 187,593.10

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Solution

The fourth proportional to 608,371.90, 912,253.29 and 187,593.10 is: 281,295.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,371.90 : 912,253.29 = 187,593.10 : x
  2. Step 2: Convert to fraction form
    608,371.90/912,253.29 = 187,593.10/x
  3. Step 3: Cross multiply
    608,371.90x = 912,253.29 × 187,593.10
  4. Step 4: Simplify right side
    608,371.90x = 171,132,422,656.30
  5. Step 5: Solve for x
    x = 171,132,422,656.30/608,371.90
  6. Step 6: Final answer
    x = 281,295.74

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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.