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Finding the Fourth Proportional to 625,437.33, 937,971.96 and 283,683.04

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Solution

The fourth proportional to 625,437.33, 937,971.96 and 283,683.04 is: 425,441.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,437.33 : 937,971.96 = 283,683.04 : x
  2. Step 2: Convert to fraction form
    625,437.33/937,971.96 = 283,683.04/x
  3. Step 3: Cross multiply
    625,437.33x = 937,971.96 × 283,683.04
  4. Step 4: Simplify right side
    625,437.33x = 266,086,737,047.56
  5. Step 5: Solve for x
    x = 266,086,737,047.56/625,437.33
  6. Step 6: Final answer
    x = 425,441.09

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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.