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Finding the Fourth Proportional to 563,374.44, 845,092.44 and 142,653.96

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Solution

The fourth proportional to 563,374.44, 845,092.44 and 142,653.96 is: 213,988.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,374.44 : 845,092.44 = 142,653.96 : x
  2. Step 2: Convert to fraction form
    563,374.44/845,092.44 = 142,653.96/x
  3. Step 3: Cross multiply
    563,374.44x = 845,092.44 × 142,653.96
  4. Step 4: Simplify right side
    563,374.44x = 120,555,783,132.06
  5. Step 5: Solve for x
    x = 120,555,783,132.06/563,374.44
  6. Step 6: Final answer
    x = 213,988.73

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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.