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Finding the Fourth Proportional to 434,691.54, 651,962.55 and 114,846.84

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Solution

The fourth proportional to 434,691.54, 651,962.55 and 114,846.84 is: 172,250.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,691.54 : 651,962.55 = 114,846.84 : x
  2. Step 2: Convert to fraction form
    434,691.54/651,962.55 = 114,846.84/x
  3. Step 3: Cross multiply
    434,691.54x = 651,962.55 × 114,846.84
  4. Step 4: Simplify right side
    434,691.54x = 74,875,838,665.84
  5. Step 5: Solve for x
    x = 74,875,838,665.84/434,691.54
  6. Step 6: Final answer
    x = 172,250.51

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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.