Home / 906,862.80-1,360,345.40-275,797.20

Finding the Fourth Proportional to 906,862.80, 1,360,345.40 and 275,797.20

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Solution

The fourth proportional to 906,862.80, 1,360,345.40 and 275,797.20 is: 413,711.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,862.80 : 1,360,345.40 = 275,797.20 : x
  2. Step 2: Convert to fraction form
    906,862.80/1,360,345.40 = 275,797.20/x
  3. Step 3: Cross multiply
    906,862.80x = 1,360,345.40 × 275,797.20
  4. Step 4: Simplify right side
    906,862.80x = 375,179,452,352.88
  5. Step 5: Solve for x
    x = 375,179,452,352.88/906,862.80
  6. Step 6: Final answer
    x = 413,711.37

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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.