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Finding the Fourth Proportional to 377,572.47, 566,357.49 and 111,335.19

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Solution

The fourth proportional to 377,572.47, 566,357.49 and 111,335.19 is: 167,002.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,572.47 : 566,357.49 = 111,335.19 : x
  2. Step 2: Convert to fraction form
    377,572.47/566,357.49 = 111,335.19/x
  3. Step 3: Cross multiply
    377,572.47x = 566,357.49 × 111,335.19
  4. Step 4: Simplify right side
    377,572.47x = 63,055,518,757.07
  5. Step 5: Solve for x
    x = 63,055,518,757.07/377,572.47
  6. Step 6: Final answer
    x = 167,002.43

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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.