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Finding the Fourth Proportional to 362,332.80, 544,082.40 and 273,686.40

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Solution

The fourth proportional to 362,332.80, 544,082.40 and 273,686.40 is: 410,970.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,332.80 : 544,082.40 = 273,686.40 : x
  2. Step 2: Convert to fraction form
    362,332.80/544,082.40 = 273,686.40/x
  3. Step 3: Cross multiply
    362,332.80x = 544,082.40 × 273,686.40
  4. Step 4: Simplify right side
    362,332.80x = 148,907,953,359.36
  5. Step 5: Solve for x
    x = 148,907,953,359.36/362,332.80
  6. Step 6: Final answer
    x = 410,970.12

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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.