Home / 360,394.11-497,334.15-199,255.95

Finding the Fourth Proportional to 360,394.11, 497,334.15 and 199,255.95

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Solution

The fourth proportional to 360,394.11, 497,334.15 and 199,255.95 is: 274,967.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,394.11 : 497,334.15 = 199,255.95 : x
  2. Step 2: Convert to fraction form
    360,394.11/497,334.15 = 199,255.95/x
  3. Step 3: Cross multiply
    360,394.11x = 497,334.15 × 199,255.95
  4. Step 4: Simplify right side
    360,394.11x = 99,096,788,525.69
  5. Step 5: Solve for x
    x = 99,096,788,525.69/360,394.11
  6. Step 6: Final answer
    x = 274,967.84

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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.