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Finding the Fourth Proportional to 348,614.03, 522,860.86 and 92,448.39

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Solution

The fourth proportional to 348,614.03, 522,860.86 and 92,448.39 is: 138,656.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,614.03 : 522,860.86 = 92,448.39 : x
  2. Step 2: Convert to fraction form
    348,614.03/522,860.86 = 92,448.39/x
  3. Step 3: Cross multiply
    348,614.03x = 522,860.86 × 92,448.39
  4. Step 4: Simplify right side
    348,614.03x = 48,337,644,238.77
  5. Step 5: Solve for x
    x = 48,337,644,238.77/348,614.03
  6. Step 6: Final answer
    x = 138,656.62

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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.