Home / 741,532.62-1,023,275.61-419,223.45

Finding the Fourth Proportional to 741,532.62, 1,023,275.61 and 419,223.45

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Solution

The fourth proportional to 741,532.62, 1,023,275.61 and 419,223.45 is: 578,506.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,532.62 : 1,023,275.61 = 419,223.45 : x
  2. Step 2: Convert to fraction form
    741,532.62/1,023,275.61 = 419,223.45/x
  3. Step 3: Cross multiply
    741,532.62x = 1,023,275.61 × 419,223.45
  4. Step 4: Simplify right side
    741,532.62x = 428,981,131,525.06
  5. Step 5: Solve for x
    x = 428,981,131,525.06/741,532.62
  6. Step 6: Final answer
    x = 578,506.08

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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.