Home / 810,150.21-1,214,474.13-277,544.70

Finding the Fourth Proportional to 810,150.21, 1,214,474.13 and 277,544.70

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Solution

The fourth proportional to 810,150.21, 1,214,474.13 and 277,544.70 is: 416,059.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,150.21 : 1,214,474.13 = 277,544.70 : x
  2. Step 2: Convert to fraction form
    810,150.21/1,214,474.13 = 277,544.70/x
  3. Step 3: Cross multiply
    810,150.21x = 1,214,474.13 × 277,544.70
  4. Step 4: Simplify right side
    810,150.21x = 337,070,858,068.61
  5. Step 5: Solve for x
    x = 337,070,858,068.61/810,150.21
  6. Step 6: Final answer
    x = 416,059.71

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1.5x scale

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.