Home / 664,449.24-996,748.38-243,723.90

Finding the Fourth Proportional to 664,449.24, 996,748.38 and 243,723.90

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Solution

The fourth proportional to 664,449.24, 996,748.38 and 243,723.90 is: 365,613.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,449.24 : 996,748.38 = 243,723.90 : x
  2. Step 2: Convert to fraction form
    664,449.24/996,748.38 = 243,723.90/x
  3. Step 3: Cross multiply
    664,449.24x = 996,748.38 × 243,723.90
  4. Step 4: Simplify right side
    664,449.24x = 242,931,402,492.28
  5. Step 5: Solve for x
    x = 242,931,402,492.28/664,449.24
  6. Step 6: Final answer
    x = 365,613.18

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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.