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Finding the Fourth Proportional to 590,232.20, 885,809.10 and 274,728.20

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Solution

The fourth proportional to 590,232.20, 885,809.10 and 274,728.20 is: 412,306.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,232.20 : 885,809.10 = 274,728.20 : x
  2. Step 2: Convert to fraction form
    590,232.20/885,809.10 = 274,728.20/x
  3. Step 3: Cross multiply
    590,232.20x = 885,809.10 × 274,728.20
  4. Step 4: Simplify right side
    590,232.20x = 243,356,739,586.62
  5. Step 5: Solve for x
    x = 243,356,739,586.62/590,232.20
  6. Step 6: Final answer
    x = 412,306.78

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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.