Home / 1,244,737.60-1,867,336.80-403,316.80

Finding the Fourth Proportional to 1,244,737.60, 1,867,336.80 and 403,316.80

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Solution

The fourth proportional to 1,244,737.60, 1,867,336.80 and 403,316.80 is: 605,049.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,737.60 : 1,867,336.80 = 403,316.80 : x
  2. Step 2: Convert to fraction form
    1,244,737.60/1,867,336.80 = 403,316.80/x
  3. Step 3: Cross multiply
    1,244,737.60x = 1,867,336.80 × 403,316.80
  4. Step 4: Simplify right side
    1,244,737.60x = 753,128,302,698.24
  5. Step 5: Solve for x
    x = 753,128,302,698.24/1,244,737.60
  6. Step 6: Final answer
    x = 605,049.85

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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.