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Finding the Fourth Proportional to 323,030.79, 484,622.87 and 101,414.79

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Solution

The fourth proportional to 323,030.79, 484,622.87 and 101,414.79 is: 152,146.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,030.79 : 484,622.87 = 101,414.79 : x
  2. Step 2: Convert to fraction form
    323,030.79/484,622.87 = 101,414.79/x
  3. Step 3: Cross multiply
    323,030.79x = 484,622.87 × 101,414.79
  4. Step 4: Simplify right side
    323,030.79x = 49,147,926,083.17
  5. Step 5: Solve for x
    x = 49,147,926,083.17/323,030.79
  6. Step 6: Final answer
    x = 152,146.26

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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.