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Finding the Fourth Proportional to 559,796.80, 839,387.04 and 382,504

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Solution

The fourth proportional to 559,796.80, 839,387.04 and 382,504 is: 573,545.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,796.80 : 839,387.04 = 382,504 : x
  2. Step 2: Convert to fraction form
    559,796.80/839,387.04 = 382,504/x
  3. Step 3: Cross multiply
    559,796.80x = 839,387.04 × 382,504
  4. Step 4: Simplify right side
    559,796.80x = 321,068,900,348.16
  5. Step 5: Solve for x
    x = 321,068,900,348.16/559,796.80
  6. Step 6: Final answer
    x = 573,545.44

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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.