Home / 362,292.90-543,439.17-137,653.26

Finding the Fourth Proportional to 362,292.90, 543,439.17 and 137,653.26

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Solution

The fourth proportional to 362,292.90, 543,439.17 and 137,653.26 is: 206,479.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,292.90 : 543,439.17 = 137,653.26 : x
  2. Step 2: Convert to fraction form
    362,292.90/543,439.17 = 137,653.26/x
  3. Step 3: Cross multiply
    362,292.90x = 543,439.17 × 137,653.26
  4. Step 4: Simplify right side
    362,292.90x = 74,806,173,362.19
  5. Step 5: Solve for x
    x = 74,806,173,362.19/362,292.90
  6. Step 6: Final answer
    x = 206,479.82

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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.