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Finding the Fourth Proportional to 377,615.01, 566,424 and 152,979.69

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Solution

The fourth proportional to 377,615.01, 566,424 and 152,979.69 is: 229,470.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,615.01 : 566,424 = 152,979.69 : x
  2. Step 2: Convert to fraction form
    377,615.01/566,424 = 152,979.69/x
  3. Step 3: Cross multiply
    377,615.01x = 566,424 × 152,979.69
  4. Step 4: Simplify right side
    377,615.01x = 86,651,367,928.56
  5. Step 5: Solve for x
    x = 86,651,367,928.56/377,615.01
  6. Step 6: Final answer
    x = 229,470.14

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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.