Home / 313,306.30-432,370.53-170,066.18

Finding the Fourth Proportional to 313,306.30, 432,370.53 and 170,066.18

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Solution

The fourth proportional to 313,306.30, 432,370.53 and 170,066.18 is: 234,695.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,306.30 : 432,370.53 = 170,066.18 : x
  2. Step 2: Convert to fraction form
    313,306.30/432,370.53 = 170,066.18/x
  3. Step 3: Cross multiply
    313,306.30x = 432,370.53 × 170,066.18
  4. Step 4: Simplify right side
    313,306.30x = 73,531,604,381.68
  5. Step 5: Solve for x
    x = 73,531,604,381.68/313,306.30
  6. Step 6: Final answer
    x = 234,695.58

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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.