Home / 810,060.31-1,213,759.10-277,290.71

Finding the Fourth Proportional to 810,060.31, 1,213,759.10 and 277,290.71

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Solution

The fourth proportional to 810,060.31, 1,213,759.10 and 277,290.71 is: 415,480.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,060.31 : 1,213,759.10 = 277,290.71 : x
  2. Step 2: Convert to fraction form
    810,060.31/1,213,759.10 = 277,290.71/x
  3. Step 3: Cross multiply
    810,060.31x = 1,213,759.10 × 277,290.71
  4. Step 4: Simplify right side
    810,060.31x = 336,564,120,224.23
  5. Step 5: Solve for x
    x = 336,564,120,224.23/810,060.31
  6. Step 6: Final answer
    x = 415,480.32

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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.