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Finding the Fourth Proportional to 335,273.25, 502,909.95 and 98,615.92

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Solution

The fourth proportional to 335,273.25, 502,909.95 and 98,615.92 is: 147,923.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,273.25 : 502,909.95 = 98,615.92 : x
  2. Step 2: Convert to fraction form
    335,273.25/502,909.95 = 98,615.92/x
  3. Step 3: Cross multiply
    335,273.25x = 502,909.95 × 98,615.92
  4. Step 4: Simplify right side
    335,273.25x = 49,594,924,881.85
  5. Step 5: Solve for x
    x = 49,594,924,881.85/335,273.25
  6. Step 6: Final answer
    x = 147,923.89

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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.