Home / 750,260.32-1,035,359.20-410,728.56

Finding the Fourth Proportional to 750,260.32, 1,035,359.20 and 410,728.56

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Solution

The fourth proportional to 750,260.32, 1,035,359.20 and 410,728.56 is: 566,805.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,260.32 : 1,035,359.20 = 410,728.56 : x
  2. Step 2: Convert to fraction form
    750,260.32/1,035,359.20 = 410,728.56/x
  3. Step 3: Cross multiply
    750,260.32x = 1,035,359.20 × 410,728.56
  4. Step 4: Simplify right side
    750,260.32x = 425,251,593,298.75
  5. Step 5: Solve for x
    x = 425,251,593,298.75/750,260.32
  6. Step 6: Final answer
    x = 566,805.39

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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.