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Finding the Fourth Proportional to 334,985.60, 502,332.60 and 110,259.20

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Solution

The fourth proportional to 334,985.60, 502,332.60 and 110,259.20 is: 165,340.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,985.60 : 502,332.60 = 110,259.20 : x
  2. Step 2: Convert to fraction form
    334,985.60/502,332.60 = 110,259.20/x
  3. Step 3: Cross multiply
    334,985.60x = 502,332.60 × 110,259.20
  4. Step 4: Simplify right side
    334,985.60x = 55,386,790,609.92
  5. Step 5: Solve for x
    x = 55,386,790,609.92/334,985.60
  6. Step 6: Final answer
    x = 165,340.81

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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.