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Finding the Fourth Proportional to 348,473.88, 522,648.36 and 92,308.14

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Solution

The fourth proportional to 348,473.88, 522,648.36 and 92,308.14 is: 138,445.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,473.88 : 522,648.36 = 92,308.14 : x
  2. Step 2: Convert to fraction form
    348,473.88/522,648.36 = 92,308.14/x
  3. Step 3: Cross multiply
    348,473.88x = 522,648.36 × 92,308.14
  4. Step 4: Simplify right side
    348,473.88x = 48,244,697,985.65
  5. Step 5: Solve for x
    x = 48,244,697,985.65/348,473.88
  6. Step 6: Final answer
    x = 138,445.66

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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.