Home / 755,787.73-1,134,044.59-471,405.29

Finding the Fourth Proportional to 755,787.73, 1,134,044.59 and 471,405.29

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Solution

The fourth proportional to 755,787.73, 1,134,044.59 and 471,405.29 is: 707,334.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,787.73 : 1,134,044.59 = 471,405.29 : x
  2. Step 2: Convert to fraction form
    755,787.73/1,134,044.59 = 471,405.29/x
  3. Step 3: Cross multiply
    755,787.73x = 1,134,044.59 × 471,405.29
  4. Step 4: Simplify right side
    755,787.73x = 534,594,614,586.22
  5. Step 5: Solve for x
    x = 534,594,614,586.22/755,787.73
  6. Step 6: Final answer
    x = 707,334.34

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1.5x scale

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.