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Finding the Fourth Proportional to 377,071.32, 565,486.77 and 124,304.70

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Solution

The fourth proportional to 377,071.32, 565,486.77 and 124,304.70 is: 186,417.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,071.32 : 565,486.77 = 124,304.70 : x
  2. Step 2: Convert to fraction form
    377,071.32/565,486.77 = 124,304.70/x
  3. Step 3: Cross multiply
    377,071.32x = 565,486.77 × 124,304.70
  4. Step 4: Simplify right side
    377,071.32x = 70,292,663,298.82
  5. Step 5: Solve for x
    x = 70,292,663,298.82/377,071.32
  6. Step 6: Final answer
    x = 186,417.42

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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.