Home / 829,407.88-1,244,309.26-268,442.38

Finding the Fourth Proportional to 829,407.88, 1,244,309.26 and 268,442.38

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Solution

The fourth proportional to 829,407.88, 1,244,309.26 and 268,442.38 is: 402,727.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,407.88 : 1,244,309.26 = 268,442.38 : x
  2. Step 2: Convert to fraction form
    829,407.88/1,244,309.26 = 268,442.38/x
  3. Step 3: Cross multiply
    829,407.88x = 1,244,309.26 × 268,442.38
  4. Step 4: Simplify right side
    829,407.88x = 334,025,339,210.44
  5. Step 5: Solve for x
    x = 334,025,339,210.44/829,407.88
  6. Step 6: Final answer
    x = 402,727.47

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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.