Home / 802,544.14-1,107,503.85-439,961.41

Finding the Fourth Proportional to 802,544.14, 1,107,503.85 and 439,961.41

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Solution

The fourth proportional to 802,544.14, 1,107,503.85 and 439,961.41 is: 607,142.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,544.14 : 1,107,503.85 = 439,961.41 : x
  2. Step 2: Convert to fraction form
    802,544.14/1,107,503.85 = 439,961.41/x
  3. Step 3: Cross multiply
    802,544.14x = 1,107,503.85 × 439,961.41
  4. Step 4: Simplify right side
    802,544.14x = 487,258,955,426.43
  5. Step 5: Solve for x
    x = 487,258,955,426.43/802,544.14
  6. Step 6: Final answer
    x = 607,142.87

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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.