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Finding the Fourth Proportional to 364,972.67, 547,332.21 and 203,113.71

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Solution

The fourth proportional to 364,972.67, 547,332.21 and 203,113.71 is: 304,600.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,972.67 : 547,332.21 = 203,113.71 : x
  2. Step 2: Convert to fraction form
    364,972.67/547,332.21 = 203,113.71/x
  3. Step 3: Cross multiply
    364,972.67x = 547,332.21 × 203,113.71
  4. Step 4: Simplify right side
    364,972.67x = 111,170,678,655.91
  5. Step 5: Solve for x
    x = 111,170,678,655.91/364,972.67
  6. Step 6: Final answer
    x = 304,600.01

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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.