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Finding the Fourth Proportional to 529,149.48, 793,822.62 and 174,188.46

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Solution

The fourth proportional to 529,149.48, 793,822.62 and 174,188.46 is: 261,315.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,149.48 : 793,822.62 = 174,188.46 : x
  2. Step 2: Convert to fraction form
    529,149.48/793,822.62 = 174,188.46/x
  3. Step 3: Cross multiply
    529,149.48x = 793,822.62 × 174,188.46
  4. Step 4: Simplify right side
    529,149.48x = 138,274,739,690.97
  5. Step 5: Solve for x
    x = 138,274,739,690.97/529,149.48
  6. Step 6: Final answer
    x = 261,315.08

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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.