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Finding the Fourth Proportional to 531,782.52, 797,501.22 and 176,701.20

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Solution

The fourth proportional to 531,782.52, 797,501.22 and 176,701.20 is: 264,994.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,782.52 : 797,501.22 = 176,701.20 : x
  2. Step 2: Convert to fraction form
    531,782.52/797,501.22 = 176,701.20/x
  3. Step 3: Cross multiply
    531,782.52x = 797,501.22 × 176,701.20
  4. Step 4: Simplify right side
    531,782.52x = 140,919,422,575.46
  5. Step 5: Solve for x
    x = 140,919,422,575.46/531,782.52
  6. Step 6: Final answer
    x = 264,994.46

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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.