Home / 801,915.50-1,106,643.40-444,219.50

Finding the Fourth Proportional to 801,915.50, 1,106,643.40 and 444,219.50

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Solution

The fourth proportional to 801,915.50, 1,106,643.40 and 444,219.50 is: 613,022.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,915.50 : 1,106,643.40 = 444,219.50 : x
  2. Step 2: Convert to fraction form
    801,915.50/1,106,643.40 = 444,219.50/x
  3. Step 3: Cross multiply
    801,915.50x = 1,106,643.40 × 444,219.50
  4. Step 4: Simplify right side
    801,915.50x = 491,592,577,826.30
  5. Step 5: Solve for x
    x = 491,592,577,826.30/801,915.50
  6. Step 6: Final answer
    x = 613,022.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.