Home / 313,734.16-432,952.76-170,493.88

Finding the Fourth Proportional to 313,734.16, 432,952.76 and 170,493.88

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Solution

The fourth proportional to 313,734.16, 432,952.76 and 170,493.88 is: 235,281.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,734.16 : 432,952.76 = 170,493.88 : x
  2. Step 2: Convert to fraction form
    313,734.16/432,952.76 = 170,493.88/x
  3. Step 3: Cross multiply
    313,734.16x = 432,952.76 × 170,493.88
  4. Step 4: Simplify right side
    313,734.16x = 73,815,795,909.11
  5. Step 5: Solve for x
    x = 73,815,795,909.11/313,734.16
  6. Step 6: Final answer
    x = 235,281.35

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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.