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Finding the Fourth Proportional to 323,244.48, 484,374.65 and 154,532.93

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Solution

The fourth proportional to 323,244.48, 484,374.65 and 154,532.93 is: 231,564.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,244.48 : 484,374.65 = 154,532.93 : x
  2. Step 2: Convert to fraction form
    323,244.48/484,374.65 = 154,532.93/x
  3. Step 3: Cross multiply
    323,244.48x = 484,374.65 × 154,532.93
  4. Step 4: Simplify right side
    323,244.48x = 74,851,830,687.69
  5. Step 5: Solve for x
    x = 74,851,830,687.69/323,244.48
  6. Step 6: Final answer
    x = 231,564.14

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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.