Home / 199,364.73-297,776.21-180,360.18

Finding the Fourth Proportional to 199,364.73, 297,776.21 and 180,360.18

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Solution

The fourth proportional to 199,364.73, 297,776.21 and 180,360.18 is: 269,390.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,364.73 : 297,776.21 = 180,360.18 : x
  2. Step 2: Convert to fraction form
    199,364.73/297,776.21 = 180,360.18/x
  3. Step 3: Cross multiply
    199,364.73x = 297,776.21 × 180,360.18
  4. Step 4: Simplify right side
    199,364.73x = 53,706,969,933.52
  5. Step 5: Solve for x
    x = 53,706,969,933.52/199,364.73
  6. Step 6: Final answer
    x = 269,390.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.