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Finding the Fourth Proportional to 574,293.02, 861,562.62 and 174,965.98

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Solution

The fourth proportional to 574,293.02, 861,562.62 and 174,965.98 is: 262,486.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,293.02 : 861,562.62 = 174,965.98 : x
  2. Step 2: Convert to fraction form
    574,293.02/861,562.62 = 174,965.98/x
  3. Step 3: Cross multiply
    574,293.02x = 861,562.62 × 174,965.98
  4. Step 4: Simplify right side
    574,293.02x = 150,744,148,139.67
  5. Step 5: Solve for x
    x = 150,744,148,139.67/574,293.02
  6. Step 6: Final answer
    x = 262,486.47

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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.