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Finding the Fourth Proportional to 582,282.57, 803,548.29 and 327,633.78

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Solution

The fourth proportional to 582,282.57, 803,548.29 and 327,633.78 is: 452,133.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,282.57 : 803,548.29 = 327,633.78 : x
  2. Step 2: Convert to fraction form
    582,282.57/803,548.29 = 327,633.78/x
  3. Step 3: Cross multiply
    582,282.57x = 803,548.29 × 327,633.78
  4. Step 4: Simplify right side
    582,282.57x = 263,269,563,665.24
  5. Step 5: Solve for x
    x = 263,269,563,665.24/582,282.57
  6. Step 6: Final answer
    x = 452,133.68

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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.