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Finding the Fourth Proportional to 502,847.01, 753,772.30 and 236,130.08

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Solution

The fourth proportional to 502,847.01, 753,772.30 and 236,130.08 is: 353,961.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,847.01 : 753,772.30 = 236,130.08 : x
  2. Step 2: Convert to fraction form
    502,847.01/753,772.30 = 236,130.08/x
  3. Step 3: Cross multiply
    502,847.01x = 753,772.30 × 236,130.08
  4. Step 4: Simplify right side
    502,847.01x = 177,988,309,141.60
  5. Step 5: Solve for x
    x = 177,988,309,141.60/502,847.01
  6. Step 6: Final answer
    x = 353,961.16

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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.