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Finding the Fourth Proportional to 475,390.42, 713,365.96 and 176,081.26

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Solution

The fourth proportional to 475,390.42, 713,365.96 and 176,081.26 is: 264,225.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,390.42 : 713,365.96 = 176,081.26 : x
  2. Step 2: Convert to fraction form
    475,390.42/713,365.96 = 176,081.26/x
  3. Step 3: Cross multiply
    475,390.42x = 713,365.96 × 176,081.26
  4. Step 4: Simplify right side
    475,390.42x = 125,610,377,077.91
  5. Step 5: Solve for x
    x = 125,610,377,077.91/475,390.42
  6. Step 6: Final answer
    x = 264,225.72

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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.