Home / 372,961.20-514,681.65-203,195.46

Finding the Fourth Proportional to 372,961.20, 514,681.65 and 203,195.46

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Solution

The fourth proportional to 372,961.20, 514,681.65 and 203,195.46 is: 280,407.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,961.20 : 514,681.65 = 203,195.46 : x
  2. Step 2: Convert to fraction form
    372,961.20/514,681.65 = 203,195.46/x
  3. Step 3: Cross multiply
    372,961.20x = 514,681.65 × 203,195.46
  4. Step 4: Simplify right side
    372,961.20x = 104,580,974,625.31
  5. Step 5: Solve for x
    x = 104,580,974,625.31/372,961.20
  6. Step 6: Final answer
    x = 280,407.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.