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Finding the Fourth Proportional to 669,635.44, 924,103.72 and 363,714.80

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Solution

The fourth proportional to 669,635.44, 924,103.72 and 363,714.80 is: 501,930.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,635.44 : 924,103.72 = 363,714.80 : x
  2. Step 2: Convert to fraction form
    669,635.44/924,103.72 = 363,714.80/x
  3. Step 3: Cross multiply
    669,635.44x = 924,103.72 × 363,714.80
  4. Step 4: Simplify right side
    669,635.44x = 336,110,199,699.06
  5. Step 5: Solve for x
    x = 336,110,199,699.06/669,635.44
  6. Step 6: Final answer
    x = 501,930.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.