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Finding the Fourth Proportional to 536,026.54, 740,062.80 and 332,295.20

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Solution

The fourth proportional to 536,026.54, 740,062.80 and 332,295.20 is: 458,781.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,026.54 : 740,062.80 = 332,295.20 : x
  2. Step 2: Convert to fraction form
    536,026.54/740,062.80 = 332,295.20/x
  3. Step 3: Cross multiply
    536,026.54x = 740,062.80 × 332,295.20
  4. Step 4: Simplify right side
    536,026.54x = 245,919,316,138.56
  5. Step 5: Solve for x
    x = 245,919,316,138.56/536,026.54
  6. Step 6: Final answer
    x = 458,781.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.