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Finding the Fourth Proportional to 582,179.46, 871,643.52 and 314,981.52

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Solution

The fourth proportional to 582,179.46, 871,643.52 and 314,981.52 is: 471,592.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,179.46 : 871,643.52 = 314,981.52 : x
  2. Step 2: Convert to fraction form
    582,179.46/871,643.52 = 314,981.52/x
  3. Step 3: Cross multiply
    582,179.46x = 871,643.52 × 314,981.52
  4. Step 4: Simplify right side
    582,179.46x = 274,551,600,827.75
  5. Step 5: Solve for x
    x = 274,551,600,827.75/582,179.46
  6. Step 6: Final answer
    x = 471,592.73

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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.