Home / 908,131.61-1,252,972.22-632,180.21

Finding the Fourth Proportional to 908,131.61, 1,252,972.22 and 632,180.21

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Solution

The fourth proportional to 908,131.61, 1,252,972.22 and 632,180.21 is: 872,235.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,131.61 : 1,252,972.22 = 632,180.21 : x
  2. Step 2: Convert to fraction form
    908,131.61/1,252,972.22 = 632,180.21/x
  3. Step 3: Cross multiply
    908,131.61x = 1,252,972.22 × 632,180.21
  4. Step 4: Simplify right side
    908,131.61x = 792,104,231,738.00
  5. Step 5: Solve for x
    x = 792,104,231,738.00/908,131.61
  6. Step 6: Final answer
    x = 872,235.07

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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.