Home / 981,907.14-1,472,862.41-308,041.52

Finding the Fourth Proportional to 981,907.14, 1,472,862.41 and 308,041.52

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Solution

The fourth proportional to 981,907.14, 1,472,862.41 and 308,041.52 is: 462,062.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,907.14 : 1,472,862.41 = 308,041.52 : x
  2. Step 2: Convert to fraction form
    981,907.14/1,472,862.41 = 308,041.52/x
  3. Step 3: Cross multiply
    981,907.14x = 1,472,862.41 × 308,041.52
  4. Step 4: Simplify right side
    981,907.14x = 453,702,766,622.74
  5. Step 5: Solve for x
    x = 453,702,766,622.74/981,907.14
  6. Step 6: Final answer
    x = 462,062.80

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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.