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Finding the Fourth Proportional to 602,722.53, 904,520.69 and 223,697.21

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Solution

The fourth proportional to 602,722.53, 904,520.69 and 223,697.21 is: 335,707.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,722.53 : 904,520.69 = 223,697.21 : x
  2. Step 2: Convert to fraction form
    602,722.53/904,520.69 = 223,697.21/x
  3. Step 3: Cross multiply
    602,722.53x = 904,520.69 × 223,697.21
  4. Step 4: Simplify right side
    602,722.53x = 202,338,754,740.28
  5. Step 5: Solve for x
    x = 202,338,754,740.28/602,722.53
  6. Step 6: Final answer
    x = 335,707.97

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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.