Home / 325,260.50-487,682.57-156,444.65

Finding the Fourth Proportional to 325,260.50, 487,682.57 and 156,444.65

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Solution

The fourth proportional to 325,260.50, 487,682.57 and 156,444.65 is: 234,566.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,260.50 : 487,682.57 = 156,444.65 : x
  2. Step 2: Convert to fraction form
    325,260.50/487,682.57 = 156,444.65/x
  3. Step 3: Cross multiply
    325,260.50x = 487,682.57 × 156,444.65
  4. Step 4: Simplify right side
    325,260.50x = 76,295,328,756.26
  5. Step 5: Solve for x
    x = 76,295,328,756.26/325,260.50
  6. Step 6: Final answer
    x = 234,566.85

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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.