Home / 313,276.98-432,219.30-177,297.42

Finding the Fourth Proportional to 313,276.98, 432,219.30 and 177,297.42

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Solution

The fourth proportional to 313,276.98, 432,219.30 and 177,297.42 is: 244,612.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,276.98 : 432,219.30 = 177,297.42 : x
  2. Step 2: Convert to fraction form
    313,276.98/432,219.30 = 177,297.42/x
  3. Step 3: Cross multiply
    313,276.98x = 432,219.30 × 177,297.42
  4. Step 4: Simplify right side
    313,276.98x = 76,631,366,764.21
  5. Step 5: Solve for x
    x = 76,631,366,764.21/313,276.98
  6. Step 6: Final answer
    x = 244,612.19

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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.