Home / 492,743.95-738,157.29-323,750.82

Finding the Fourth Proportional to 492,743.95, 738,157.29 and 323,750.82

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Solution

The fourth proportional to 492,743.95, 738,157.29 and 323,750.82 is: 484,996.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,743.95 : 738,157.29 = 323,750.82 : x
  2. Step 2: Convert to fraction form
    492,743.95/738,157.29 = 323,750.82/x
  3. Step 3: Cross multiply
    492,743.95x = 738,157.29 × 323,750.82
  4. Step 4: Simplify right side
    492,743.95x = 238,979,023,252.30
  5. Step 5: Solve for x
    x = 238,979,023,252.30/492,743.95
  6. Step 6: Final answer
    x = 484,996.36

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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.