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Finding the Fourth Proportional to 541,656.47, 747,476.73 and 299,933.85

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Solution

The fourth proportional to 541,656.47, 747,476.73 and 299,933.85 is: 413,903.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,656.47 : 747,476.73 = 299,933.85 : x
  2. Step 2: Convert to fraction form
    541,656.47/747,476.73 = 299,933.85/x
  3. Step 3: Cross multiply
    541,656.47x = 747,476.73 × 299,933.85
  4. Step 4: Simplify right side
    541,656.47x = 224,193,570,888.04
  5. Step 5: Solve for x
    x = 224,193,570,888.04/541,656.47
  6. Step 6: Final answer
    x = 413,903.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.