Home / 1,250,265.40-1,875,179.70-351,493.75

Finding the Fourth Proportional to 1,250,265.40, 1,875,179.70 and 351,493.75

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Solution

The fourth proportional to 1,250,265.40, 1,875,179.70 and 351,493.75 is: 527,179.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,265.40 : 1,875,179.70 = 351,493.75 : x
  2. Step 2: Convert to fraction form
    1,250,265.40/1,875,179.70 = 351,493.75/x
  3. Step 3: Cross multiply
    1,250,265.40x = 1,875,179.70 × 351,493.75
  4. Step 4: Simplify right side
    1,250,265.40x = 659,113,944,676.88
  5. Step 5: Solve for x
    x = 659,113,944,676.88/1,250,265.40
  6. Step 6: Final answer
    x = 527,179.23

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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.