Home / 810,088.40-1,215,304.82-277,466.42

Finding the Fourth Proportional to 810,088.40, 1,215,304.82 and 277,466.42

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Solution

The fourth proportional to 810,088.40, 1,215,304.82 and 277,466.42 is: 416,258.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,088.40 : 1,215,304.82 = 277,466.42 : x
  2. Step 2: Convert to fraction form
    810,088.40/1,215,304.82 = 277,466.42/x
  3. Step 3: Cross multiply
    810,088.40x = 1,215,304.82 × 277,466.42
  4. Step 4: Simplify right side
    810,088.40x = 337,206,277,614.14
  5. Step 5: Solve for x
    x = 337,206,277,614.14/810,088.40
  6. Step 6: Final answer
    x = 416,258.62

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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.