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Finding the Fourth Proportional to 502,697.76, 753,886.80 and 165,675.60

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Solution

The fourth proportional to 502,697.76, 753,886.80 and 165,675.60 is: 248,460.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,697.76 : 753,886.80 = 165,675.60 : x
  2. Step 2: Convert to fraction form
    502,697.76/753,886.80 = 165,675.60/x
  3. Step 3: Cross multiply
    502,697.76x = 753,886.80 × 165,675.60
  4. Step 4: Simplify right side
    502,697.76x = 124,900,647,922.08
  5. Step 5: Solve for x
    x = 124,900,647,922.08/502,697.76
  6. Step 6: Final answer
    x = 248,460.72

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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.