Home / 755,043.08-1,132,760.64-281,732

Finding the Fourth Proportional to 755,043.08, 1,132,760.64 and 281,732

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Solution

The fourth proportional to 755,043.08, 1,132,760.64 and 281,732 is: 422,671.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,043.08 : 1,132,760.64 = 281,732 : x
  2. Step 2: Convert to fraction form
    755,043.08/1,132,760.64 = 281,732/x
  3. Step 3: Cross multiply
    755,043.08x = 1,132,760.64 × 281,732
  4. Step 4: Simplify right side
    755,043.08x = 319,134,920,628.48
  5. Step 5: Solve for x
    x = 319,134,920,628.48/755,043.08
  6. Step 6: Final answer
    x = 422,671.14

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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.