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Finding the Fourth Proportional to 869,497.73, 1,304,622.03 and 470,419.44

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Solution

The fourth proportional to 869,497.73, 1,304,622.03 and 470,419.44 is: 705,832.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,497.73 : 1,304,622.03 = 470,419.44 : x
  2. Step 2: Convert to fraction form
    869,497.73/1,304,622.03 = 470,419.44/x
  3. Step 3: Cross multiply
    869,497.73x = 1,304,622.03 × 470,419.44
  4. Step 4: Simplify right side
    869,497.73x = 613,719,564,764.26
  5. Step 5: Solve for x
    x = 613,719,564,764.26/869,497.73
  6. Step 6: Final answer
    x = 705,832.28

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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.