Home / 754,576.90-1,040,950.24-448,436.59

Finding the Fourth Proportional to 754,576.90, 1,040,950.24 and 448,436.59

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Solution

The fourth proportional to 754,576.90, 1,040,950.24 and 448,436.59 is: 618,625.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,576.90 : 1,040,950.24 = 448,436.59 : x
  2. Step 2: Convert to fraction form
    754,576.90/1,040,950.24 = 448,436.59/x
  3. Step 3: Cross multiply
    754,576.90x = 1,040,950.24 × 448,436.59
  4. Step 4: Simplify right side
    754,576.90x = 466,800,172,261.82
  5. Step 5: Solve for x
    x = 466,800,172,261.82/754,576.90
  6. Step 6: Final answer
    x = 618,625.05

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1.5x scale

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.