Home / 1,349,959.80-2,025,231.30-403,426.20

Finding the Fourth Proportional to 1,349,959.80, 2,025,231.30 and 403,426.20

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Solution

The fourth proportional to 1,349,959.80, 2,025,231.30 and 403,426.20 is: 605,226.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,959.80 : 2,025,231.30 = 403,426.20 : x
  2. Step 2: Convert to fraction form
    1,349,959.80/2,025,231.30 = 403,426.20/x
  3. Step 3: Cross multiply
    1,349,959.80x = 2,025,231.30 × 403,426.20
  4. Step 4: Simplify right side
    1,349,959.80x = 817,031,367,480.06
  5. Step 5: Solve for x
    x = 817,031,367,480.06/1,349,959.80
  6. Step 6: Final answer
    x = 605,226.44

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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.