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Finding the Fourth Proportional to 560,257.16, 840,632.18 and 293,954.87

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Solution

The fourth proportional to 560,257.16, 840,632.18 and 293,954.87 is: 441,061.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,257.16 : 840,632.18 = 293,954.87 : x
  2. Step 2: Convert to fraction form
    560,257.16/840,632.18 = 293,954.87/x
  3. Step 3: Cross multiply
    560,257.16x = 840,632.18 × 293,954.87
  4. Step 4: Simplify right side
    560,257.16x = 247,107,923,821.52
  5. Step 5: Solve for x
    x = 247,107,923,821.52/560,257.16
  6. Step 6: Final answer
    x = 441,061.61

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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.