Home / 885,002.60-1,327,350.30-323,748.20

Finding the Fourth Proportional to 885,002.60, 1,327,350.30 and 323,748.20

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Solution

The fourth proportional to 885,002.60, 1,327,350.30 and 323,748.20 is: 485,566.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,002.60 : 1,327,350.30 = 323,748.20 : x
  2. Step 2: Convert to fraction form
    885,002.60/1,327,350.30 = 323,748.20/x
  3. Step 3: Cross multiply
    885,002.60x = 1,327,350.30 × 323,748.20
  4. Step 4: Simplify right side
    885,002.60x = 429,727,270,394.46
  5. Step 5: Solve for x
    x = 429,727,270,394.46/885,002.60
  6. Step 6: Final answer
    x = 485,566.11

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1.5x scale

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.