Home / 835,432.28-1,152,865.68-453,450.86

Finding the Fourth Proportional to 835,432.28, 1,152,865.68 and 453,450.86

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Solution

The fourth proportional to 835,432.28, 1,152,865.68 and 453,450.86 is: 625,745.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,432.28 : 1,152,865.68 = 453,450.86 : x
  2. Step 2: Convert to fraction form
    835,432.28/1,152,865.68 = 453,450.86/x
  3. Step 3: Cross multiply
    835,432.28x = 1,152,865.68 × 453,450.86
  4. Step 4: Simplify right side
    835,432.28x = 522,767,934,060.49
  5. Step 5: Solve for x
    x = 522,767,934,060.49/835,432.28
  6. Step 6: Final answer
    x = 625,745.43

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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.