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Finding the Fourth Proportional to 296,234.20, 443,695.20 and 243,746.20

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Solution

The fourth proportional to 296,234.20, 443,695.20 and 243,746.20 is: 365,079.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,234.20 : 443,695.20 = 243,746.20 : x
  2. Step 2: Convert to fraction form
    296,234.20/443,695.20 = 243,746.20/x
  3. Step 3: Cross multiply
    296,234.20x = 443,695.20 × 243,746.20
  4. Step 4: Simplify right side
    296,234.20x = 108,149,018,958.24
  5. Step 5: Solve for x
    x = 108,149,018,958.24/296,234.20
  6. Step 6: Final answer
    x = 365,079.45

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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.