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Finding the Fourth Proportional to 323,149.49, 484,796.91 and 98,532.63

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Solution

The fourth proportional to 323,149.49, 484,796.91 and 98,532.63 is: 147,821.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,149.49 : 484,796.91 = 98,532.63 : x
  2. Step 2: Convert to fraction form
    323,149.49/484,796.91 = 98,532.63/x
  3. Step 3: Cross multiply
    323,149.49x = 484,796.91 × 98,532.63
  4. Step 4: Simplify right side
    323,149.49x = 47,768,312,134.19
  5. Step 5: Solve for x
    x = 47,768,312,134.19/323,149.49
  6. Step 6: Final answer
    x = 147,821.10

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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.