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Finding the Fourth Proportional to 532,382.28, 798,688.24 and 153,300.46

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Solution

The fourth proportional to 532,382.28, 798,688.24 and 153,300.46 is: 229,983.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,382.28 : 798,688.24 = 153,300.46 : x
  2. Step 2: Convert to fraction form
    532,382.28/798,688.24 = 153,300.46/x
  3. Step 3: Cross multiply
    532,382.28x = 798,688.24 × 153,300.46
  4. Step 4: Simplify right side
    532,382.28x = 122,439,274,588.59
  5. Step 5: Solve for x
    x = 122,439,274,588.59/532,382.28
  6. Step 6: Final answer
    x = 229,983.75

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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.