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Finding the Fourth Proportional to 348,306.54, 522,460.26 and 95,590.48

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Solution

The fourth proportional to 348,306.54, 522,460.26 and 95,590.48 is: 143,385.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,306.54 : 522,460.26 = 95,590.48 : x
  2. Step 2: Convert to fraction form
    348,306.54/522,460.26 = 95,590.48/x
  3. Step 3: Cross multiply
    348,306.54x = 522,460.26 × 95,590.48
  4. Step 4: Simplify right side
    348,306.54x = 49,942,227,034.32
  5. Step 5: Solve for x
    x = 49,942,227,034.32/348,306.54
  6. Step 6: Final answer
    x = 143,385.84

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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.