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Finding the Fourth Proportional to 502,851.76, 753,779.40 and 236,134.83

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Solution

The fourth proportional to 502,851.76, 753,779.40 and 236,134.83 is: 353,968.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,851.76 : 753,779.40 = 236,134.83 : x
  2. Step 2: Convert to fraction form
    502,851.76/753,779.40 = 236,134.83/x
  3. Step 3: Cross multiply
    502,851.76x = 753,779.40 × 236,134.83
  4. Step 4: Simplify right side
    502,851.76x = 177,993,570,476.50
  5. Step 5: Solve for x
    x = 177,993,570,476.50/502,851.76
  6. Step 6: Final answer
    x = 353,968.28

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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.