Home / 497,047.68-745,596.08-142,113.92

Finding the Fourth Proportional to 497,047.68, 745,596.08 and 142,113.92

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Solution

The fourth proportional to 497,047.68, 745,596.08 and 142,113.92 is: 213,177.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,047.68 : 745,596.08 = 142,113.92 : x
  2. Step 2: Convert to fraction form
    497,047.68/745,596.08 = 142,113.92/x
  3. Step 3: Cross multiply
    497,047.68x = 745,596.08 × 142,113.92
  4. Step 4: Simplify right side
    497,047.68x = 105,959,581,665.43
  5. Step 5: Solve for x
    x = 105,959,581,665.43/497,047.68
  6. Step 6: Final answer
    x = 213,177.90

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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.