Home / 782,058.32-1,079,236.68-424,362.32

Finding the Fourth Proportional to 782,058.32, 1,079,236.68 and 424,362.32

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Solution

The fourth proportional to 782,058.32, 1,079,236.68 and 424,362.32 is: 585,617.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,058.32 : 1,079,236.68 = 424,362.32 : x
  2. Step 2: Convert to fraction form
    782,058.32/1,079,236.68 = 424,362.32/x
  3. Step 3: Cross multiply
    782,058.32x = 1,079,236.68 × 424,362.32
  4. Step 4: Simplify right side
    782,058.32x = 457,987,381,353.90
  5. Step 5: Solve for x
    x = 457,987,381,353.90/782,058.32
  6. Step 6: Final answer
    x = 585,617.94

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Double scale
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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.