Home / 741,331.04-1,023,025.75-419,029.81

Finding the Fourth Proportional to 741,331.04, 1,023,025.75 and 419,029.81

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Solution

The fourth proportional to 741,331.04, 1,023,025.75 and 419,029.81 is: 578,254.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,331.04 : 1,023,025.75 = 419,029.81 : x
  2. Step 2: Convert to fraction form
    741,331.04/1,023,025.75 = 419,029.81/x
  3. Step 3: Cross multiply
    741,331.04x = 1,023,025.75 × 419,029.81
  4. Step 4: Simplify right side
    741,331.04x = 428,678,282,042.47
  5. Step 5: Solve for x
    x = 428,678,282,042.47/741,331.04
  6. Step 6: Final answer
    x = 578,254.87

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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.