Home / 739,415.28-1,109,079.18-206,924.52

Finding the Fourth Proportional to 739,415.28, 1,109,079.18 and 206,924.52

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Solution

The fourth proportional to 739,415.28, 1,109,079.18 and 206,924.52 is: 310,374.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,415.28 : 1,109,079.18 = 206,924.52 : x
  2. Step 2: Convert to fraction form
    739,415.28/1,109,079.18 = 206,924.52/x
  3. Step 3: Cross multiply
    739,415.28x = 1,109,079.18 × 206,924.52
  4. Step 4: Simplify right side
    739,415.28x = 229,495,676,963.49
  5. Step 5: Solve for x
    x = 229,495,676,963.49/739,415.28
  6. Step 6: Final answer
    x = 310,374.54

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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.