Home / 1,307,865.42-1,961,910.72-361,236.24

Finding the Fourth Proportional to 1,307,865.42, 1,961,910.72 and 361,236.24

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Solution

The fourth proportional to 1,307,865.42, 1,961,910.72 and 361,236.24 is: 541,885.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,865.42 : 1,961,910.72 = 361,236.24 : x
  2. Step 2: Convert to fraction form
    1,307,865.42/1,961,910.72 = 361,236.24/x
  3. Step 3: Cross multiply
    1,307,865.42x = 1,961,910.72 × 361,236.24
  4. Step 4: Simplify right side
    1,307,865.42x = 708,713,251,708.49
  5. Step 5: Solve for x
    x = 708,713,251,708.49/1,307,865.42
  6. Step 6: Final answer
    x = 541,885.46

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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.