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Finding the Fourth Proportional to 567,794.62, 849,920.46 and 418,203.82

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Solution

The fourth proportional to 567,794.62, 849,920.46 and 418,203.82 is: 626,000.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,794.62 : 849,920.46 = 418,203.82 : x
  2. Step 2: Convert to fraction form
    567,794.62/849,920.46 = 418,203.82/x
  3. Step 3: Cross multiply
    567,794.62x = 849,920.46 × 418,203.82
  4. Step 4: Simplify right side
    567,794.62x = 355,439,983,068.16
  5. Step 5: Solve for x
    x = 355,439,983,068.16/567,794.62
  6. Step 6: Final answer
    x = 626,000.97

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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.