Home / 833,915.11-1,250,627.28-378,242.73

Finding the Fourth Proportional to 833,915.11, 1,250,627.28 and 378,242.73

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Solution

The fourth proportional to 833,915.11, 1,250,627.28 and 378,242.73 is: 567,252.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,915.11 : 1,250,627.28 = 378,242.73 : x
  2. Step 2: Convert to fraction form
    833,915.11/1,250,627.28 = 378,242.73/x
  3. Step 3: Cross multiply
    833,915.11x = 1,250,627.28 × 378,242.73
  4. Step 4: Simplify right side
    833,915.11x = 473,040,669,905.18
  5. Step 5: Solve for x
    x = 473,040,669,905.18/833,915.11
  6. Step 6: Final answer
    x = 567,252.79

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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.