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Finding the Fourth Proportional to 471,336.69, 707,115.72 and 155,793.56

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Solution

The fourth proportional to 471,336.69, 707,115.72 and 155,793.56 is: 233,726.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,336.69 : 707,115.72 = 155,793.56 : x
  2. Step 2: Convert to fraction form
    471,336.69/707,115.72 = 155,793.56/x
  3. Step 3: Cross multiply
    471,336.69x = 707,115.72 × 155,793.56
  4. Step 4: Simplify right side
    471,336.69x = 110,164,075,350.76
  5. Step 5: Solve for x
    x = 110,164,075,350.76/471,336.69
  6. Step 6: Final answer
    x = 233,726.93

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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.