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Finding the Fourth Proportional to 377,248.39, 565,752.57 and 124,481.78

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Solution

The fourth proportional to 377,248.39, 565,752.57 and 124,481.78 is: 186,683.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,248.39 : 565,752.57 = 124,481.78 : x
  2. Step 2: Convert to fraction form
    377,248.39/565,752.57 = 124,481.78/x
  3. Step 3: Cross multiply
    377,248.39x = 565,752.57 × 124,481.78
  4. Step 4: Simplify right side
    377,248.39x = 70,425,885,779.18
  5. Step 5: Solve for x
    x = 70,425,885,779.18/377,248.39
  6. Step 6: Final answer
    x = 186,683.07

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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.