Home / 360,742.36-497,825.04-199,604.20

Finding the Fourth Proportional to 360,742.36, 497,825.04 and 199,604.20

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Solution

The fourth proportional to 360,742.36, 497,825.04 and 199,604.20 is: 275,454.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,742.36 : 497,825.04 = 199,604.20 : x
  2. Step 2: Convert to fraction form
    360,742.36/497,825.04 = 199,604.20/x
  3. Step 3: Cross multiply
    360,742.36x = 497,825.04 × 199,604.20
  4. Step 4: Simplify right side
    360,742.36x = 99,367,968,849.17
  5. Step 5: Solve for x
    x = 99,367,968,849.17/360,742.36
  6. Step 6: Final answer
    x = 275,454.12

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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.