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Finding the Fourth Proportional to 560,208.73, 773,098.56 and 305,569.03

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Solution

The fourth proportional to 560,208.73, 773,098.56 and 305,569.03 is: 421,691.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,208.73 : 773,098.56 = 305,569.03 : x
  2. Step 2: Convert to fraction form
    560,208.73/773,098.56 = 305,569.03/x
  3. Step 3: Cross multiply
    560,208.73x = 773,098.56 × 305,569.03
  4. Step 4: Simplify right side
    560,208.73x = 236,234,977,073.60
  5. Step 5: Solve for x
    x = 236,234,977,073.60/560,208.73
  6. Step 6: Final answer
    x = 421,691.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.