Home / 355,259.24-532,874.22-197,387

Finding the Fourth Proportional to 355,259.24, 532,874.22 and 197,387

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Solution

The fourth proportional to 355,259.24, 532,874.22 and 197,387 is: 296,072.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,259.24 : 532,874.22 = 197,387 : x
  2. Step 2: Convert to fraction form
    355,259.24/532,874.22 = 197,387/x
  3. Step 3: Cross multiply
    355,259.24x = 532,874.22 × 197,387
  4. Step 4: Simplify right side
    355,259.24x = 105,182,443,663.14
  5. Step 5: Solve for x
    x = 105,182,443,663.14/355,259.24
  6. Step 6: Final answer
    x = 296,072.37

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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.