Home / 526,240.74-726,268.50-322,426.92

Finding the Fourth Proportional to 526,240.74, 726,268.50 and 322,426.92

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Solution

The fourth proportional to 526,240.74, 726,268.50 and 322,426.92 is: 444,983.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,240.74 : 726,268.50 = 322,426.92 : x
  2. Step 2: Convert to fraction form
    526,240.74/726,268.50 = 322,426.92/x
  3. Step 3: Cross multiply
    526,240.74x = 726,268.50 × 322,426.92
  4. Step 4: Simplify right side
    526,240.74x = 234,168,515,548.02
  5. Step 5: Solve for x
    x = 234,168,515,548.02/526,240.74
  6. Step 6: Final answer
    x = 444,983.63

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1.5x scale

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.