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Finding the Fourth Proportional to 335,217, 502,727.08 and 98,503.40

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Solution

The fourth proportional to 335,217, 502,727.08 and 98,503.40 is: 147,726.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,217 : 502,727.08 = 98,503.40 : x
  2. Step 2: Convert to fraction form
    335,217/502,727.08 = 98,503.40/x
  3. Step 3: Cross multiply
    335,217x = 502,727.08 × 98,503.40
  4. Step 4: Simplify right side
    335,217x = 49,520,326,652.07
  5. Step 5: Solve for x
    x = 49,520,326,652.07/335,217
  6. Step 6: Final answer
    x = 147,726.18

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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.