Home / 313,244.15-432,276.75-177,275.63

Finding the Fourth Proportional to 313,244.15, 432,276.75 and 177,275.63

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Solution

The fourth proportional to 313,244.15, 432,276.75 and 177,275.63 is: 244,640.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,244.15 : 432,276.75 = 177,275.63 : x
  2. Step 2: Convert to fraction form
    313,244.15/432,276.75 = 177,275.63/x
  3. Step 3: Cross multiply
    313,244.15x = 432,276.75 × 177,275.63
  4. Step 4: Simplify right side
    313,244.15x = 76,632,131,029.22
  5. Step 5: Solve for x
    x = 76,632,131,029.22/313,244.15
  6. Step 6: Final answer
    x = 244,640.27

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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.