Home / 1,018,531.42-1,527,791.15-260,371.82

Finding the Fourth Proportional to 1,018,531.42, 1,527,791.15 and 260,371.82

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Solution

The fourth proportional to 1,018,531.42, 1,527,791.15 and 260,371.82 is: 390,556.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,531.42 : 1,527,791.15 = 260,371.82 : x
  2. Step 2: Convert to fraction form
    1,018,531.42/1,527,791.15 = 260,371.82/x
  3. Step 3: Cross multiply
    1,018,531.42x = 1,527,791.15 × 260,371.82
  4. Step 4: Simplify right side
    1,018,531.42x = 397,793,766,775.80
  5. Step 5: Solve for x
    x = 397,793,766,775.80/1,018,531.42
  6. Step 6: Final answer
    x = 390,556.21

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1.5x scale

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.