Home / 750,305.28-1,035,424.32-410,805.12

Finding the Fourth Proportional to 750,305.28, 1,035,424.32 and 410,805.12

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Solution

The fourth proportional to 750,305.28, 1,035,424.32 and 410,805.12 is: 566,912.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,305.28 : 1,035,424.32 = 410,805.12 : x
  2. Step 2: Convert to fraction form
    750,305.28/1,035,424.32 = 410,805.12/x
  3. Step 3: Cross multiply
    750,305.28x = 1,035,424.32 × 410,805.12
  4. Step 4: Simplify right side
    750,305.28x = 425,357,612,028.52
  5. Step 5: Solve for x
    x = 425,357,612,028.52/750,305.28
  6. Step 6: Final answer
    x = 566,912.73

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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.