Home / 801,015.88-1,201,640.48-240,094.12

Finding the Fourth Proportional to 801,015.88, 1,201,640.48 and 240,094.12

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Solution

The fourth proportional to 801,015.88, 1,201,640.48 and 240,094.12 is: 360,176.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,015.88 : 1,201,640.48 = 240,094.12 : x
  2. Step 2: Convert to fraction form
    801,015.88/1,201,640.48 = 240,094.12/x
  3. Step 3: Cross multiply
    801,015.88x = 1,201,640.48 × 240,094.12
  4. Step 4: Simplify right side
    801,015.88x = 288,506,813,601.98
  5. Step 5: Solve for x
    x = 288,506,813,601.98/801,015.88
  6. Step 6: Final answer
    x = 360,176.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.