Home / 360,738.36-497,819.52-199,600.20

Finding the Fourth Proportional to 360,738.36, 497,819.52 and 199,600.20

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Solution

The fourth proportional to 360,738.36, 497,819.52 and 199,600.20 is: 275,448.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,738.36 : 497,819.52 = 199,600.20 : x
  2. Step 2: Convert to fraction form
    360,738.36/497,819.52 = 199,600.20/x
  3. Step 3: Cross multiply
    360,738.36x = 497,819.52 × 199,600.20
  4. Step 4: Simplify right side
    360,738.36x = 99,364,875,755.90
  5. Step 5: Solve for x
    x = 99,364,875,755.90/360,738.36
  6. Step 6: Final answer
    x = 275,448.60

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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.