Home / 347,223.41-479,061.99-226,320.58

Finding the Fourth Proportional to 347,223.41, 479,061.99 and 226,320.58

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Solution

The fourth proportional to 347,223.41, 479,061.99 and 226,320.58 is: 312,253.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,223.41 : 479,061.99 = 226,320.58 : x
  2. Step 2: Convert to fraction form
    347,223.41/479,061.99 = 226,320.58/x
  3. Step 3: Cross multiply
    347,223.41x = 479,061.99 × 226,320.58
  4. Step 4: Simplify right side
    347,223.41x = 108,421,585,103.50
  5. Step 5: Solve for x
    x = 108,421,585,103.50/347,223.41
  6. Step 6: Final answer
    x = 312,253.10

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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.