Home / 671,338.20-1,007,020.74-250,530.12

Finding the Fourth Proportional to 671,338.20, 1,007,020.74 and 250,530.12

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Solution

The fourth proportional to 671,338.20, 1,007,020.74 and 250,530.12 is: 375,800.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,338.20 : 1,007,020.74 = 250,530.12 : x
  2. Step 2: Convert to fraction form
    671,338.20/1,007,020.74 = 250,530.12/x
  3. Step 3: Cross multiply
    671,338.20x = 1,007,020.74 × 250,530.12
  4. Step 4: Simplify right side
    671,338.20x = 252,289,026,834.69
  5. Step 5: Solve for x
    x = 252,289,026,834.69/671,338.20
  6. Step 6: Final answer
    x = 375,800.20

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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.