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Finding the Fourth Proportional to 472,159.56, 708,377.24 and 152,304.34

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Solution

The fourth proportional to 472,159.56, 708,377.24 and 152,304.34 is: 228,500.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,159.56 : 708,377.24 = 152,304.34 : x
  2. Step 2: Convert to fraction form
    472,159.56/708,377.24 = 152,304.34/x
  3. Step 3: Cross multiply
    472,159.56x = 708,377.24 × 152,304.34
  4. Step 4: Simplify right side
    472,159.56x = 107,888,928,009.22
  5. Step 5: Solve for x
    x = 107,888,928,009.22/472,159.56
  6. Step 6: Final answer
    x = 228,500.99

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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.