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Finding the Fourth Proportional to 895,658.66, 1,344,041.66 and 363,184.31

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Solution

The fourth proportional to 895,658.66, 1,344,041.66 and 363,184.31 is: 545,000.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,658.66 : 1,344,041.66 = 363,184.31 : x
  2. Step 2: Convert to fraction form
    895,658.66/1,344,041.66 = 363,184.31/x
  3. Step 3: Cross multiply
    895,658.66x = 1,344,041.66 × 363,184.31
  4. Step 4: Simplify right side
    895,658.66x = 488,134,837,086.11
  5. Step 5: Solve for x
    x = 488,134,837,086.11/895,658.66
  6. Step 6: Final answer
    x = 545,000.97

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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.