Home / 372,441.90-514,025.18-219,431.18

Finding the Fourth Proportional to 372,441.90, 514,025.18 and 219,431.18

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Solution

The fourth proportional to 372,441.90, 514,025.18 and 219,431.18 is: 302,847.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,441.90 : 514,025.18 = 219,431.18 : x
  2. Step 2: Convert to fraction form
    372,441.90/514,025.18 = 219,431.18/x
  3. Step 3: Cross multiply
    372,441.90x = 514,025.18 × 219,431.18
  4. Step 4: Simplify right side
    372,441.90x = 112,793,148,129.83
  5. Step 5: Solve for x
    x = 112,793,148,129.83/372,441.90
  6. Step 6: Final answer
    x = 302,847.63

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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.