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Finding the Fourth Proportional to 481,560.16, 722,294.16 and 165,973.60

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Solution

The fourth proportional to 481,560.16, 722,294.16 and 165,973.60 is: 248,944.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,560.16 : 722,294.16 = 165,973.60 : x
  2. Step 2: Convert to fraction form
    481,560.16/722,294.16 = 165,973.60/x
  3. Step 3: Cross multiply
    481,560.16x = 722,294.16 × 165,973.60
  4. Step 4: Simplify right side
    481,560.16x = 119,881,761,994.18
  5. Step 5: Solve for x
    x = 119,881,761,994.18/481,560.16
  6. Step 6: Final answer
    x = 248,944.52

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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.