Home / 609,739.20-914,278.86-484,187.16

Finding the Fourth Proportional to 609,739.20, 914,278.86 and 484,187.16

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Solution

The fourth proportional to 609,739.20, 914,278.86 and 484,187.16 is: 726,018.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,739.20 : 914,278.86 = 484,187.16 : x
  2. Step 2: Convert to fraction form
    609,739.20/914,278.86 = 484,187.16/x
  3. Step 3: Cross multiply
    609,739.20x = 914,278.86 × 484,187.16
  4. Step 4: Simplify right side
    609,739.20x = 442,682,084,671.44
  5. Step 5: Solve for x
    x = 442,682,084,671.44/609,739.20
  6. Step 6: Final answer
    x = 726,018.74

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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.