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Finding the Fourth Proportional to 362,559.92, 543,838.50 and 89,007.22

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Solution

The fourth proportional to 362,559.92, 543,838.50 and 89,007.22 is: 133,510.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,559.92 : 543,838.50 = 89,007.22 : x
  2. Step 2: Convert to fraction form
    362,559.92/543,838.50 = 89,007.22/x
  3. Step 3: Cross multiply
    362,559.92x = 543,838.50 × 89,007.22
  4. Step 4: Simplify right side
    362,559.92x = 48,405,553,013.97
  5. Step 5: Solve for x
    x = 48,405,553,013.97/362,559.92
  6. Step 6: Final answer
    x = 133,510.49

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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.