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Finding the Fourth Proportional to 536,545.40, 804,936.33 and 297,008.69

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Solution

The fourth proportional to 536,545.40, 804,936.33 and 297,008.69 is: 445,578.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,545.40 : 804,936.33 = 297,008.69 : x
  2. Step 2: Convert to fraction form
    536,545.40/804,936.33 = 297,008.69/x
  3. Step 3: Cross multiply
    536,545.40x = 804,936.33 × 297,008.69
  4. Step 4: Simplify right side
    536,545.40x = 239,073,080,882.03
  5. Step 5: Solve for x
    x = 239,073,080,882.03/536,545.40
  6. Step 6: Final answer
    x = 445,578.48

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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.