Home / 782,255.28-1,173,876.52-332,975.43

Finding the Fourth Proportional to 782,255.28, 1,173,876.52 and 332,975.43

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Solution

The fourth proportional to 782,255.28, 1,173,876.52 and 332,975.43 is: 499,673.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,255.28 : 1,173,876.52 = 332,975.43 : x
  2. Step 2: Convert to fraction form
    782,255.28/1,173,876.52 = 332,975.43/x
  3. Step 3: Cross multiply
    782,255.28x = 1,173,876.52 × 332,975.43
  4. Step 4: Simplify right side
    782,255.28x = 390,872,039,013.90
  5. Step 5: Solve for x
    x = 390,872,039,013.90/782,255.28
  6. Step 6: Final answer
    x = 499,673.25

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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.