Home / 431,539.12-595,280.10-270,113.88

Finding the Fourth Proportional to 431,539.12, 595,280.10 and 270,113.88

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Solution

The fourth proportional to 431,539.12, 595,280.10 and 270,113.88 is: 372,604.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,539.12 : 595,280.10 = 270,113.88 : x
  2. Step 2: Convert to fraction form
    431,539.12/595,280.10 = 270,113.88/x
  3. Step 3: Cross multiply
    431,539.12x = 595,280.10 × 270,113.88
  4. Step 4: Simplify right side
    431,539.12x = 160,793,417,497.79
  5. Step 5: Solve for x
    x = 160,793,417,497.79/431,539.12
  6. Step 6: Final answer
    x = 372,604.50

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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.