Home / 754,032.43-1,040,538.40-414,498.25

Finding the Fourth Proportional to 754,032.43, 1,040,538.40 and 414,498.25

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Solution

The fourth proportional to 754,032.43, 1,040,538.40 and 414,498.25 is: 571,993.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,032.43 : 1,040,538.40 = 414,498.25 : x
  2. Step 2: Convert to fraction form
    754,032.43/1,040,538.40 = 414,498.25/x
  3. Step 3: Cross multiply
    754,032.43x = 1,040,538.40 × 414,498.25
  4. Step 4: Simplify right side
    754,032.43x = 431,301,342,220.21
  5. Step 5: Solve for x
    x = 431,301,342,220.21/754,032.43
  6. Step 6: Final answer
    x = 571,993.10

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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.