Home / 360,329.31-497,247.12-199,191.15

Finding the Fourth Proportional to 360,329.31, 497,247.12 and 199,191.15

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Solution

The fourth proportional to 360,329.31, 497,247.12 and 199,191.15 is: 274,879.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,329.31 : 497,247.12 = 199,191.15 : x
  2. Step 2: Convert to fraction form
    360,329.31/497,247.12 = 199,191.15/x
  3. Step 3: Cross multiply
    360,329.31x = 497,247.12 × 199,191.15
  4. Step 4: Simplify right side
    360,329.31x = 99,047,225,666.99
  5. Step 5: Solve for x
    x = 99,047,225,666.99/360,329.31
  6. Step 6: Final answer
    x = 274,879.74

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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.