Home / 981,294.96-1,471,462.67-404,810.87

Finding the Fourth Proportional to 981,294.96, 1,471,462.67 and 404,810.87

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Solution

The fourth proportional to 981,294.96, 1,471,462.67 and 404,810.87 is: 607,018.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,294.96 : 1,471,462.67 = 404,810.87 : x
  2. Step 2: Convert to fraction form
    981,294.96/1,471,462.67 = 404,810.87/x
  3. Step 3: Cross multiply
    981,294.96x = 1,471,462.67 × 404,810.87
  4. Step 4: Simplify right side
    981,294.96x = 595,664,083,615.22
  5. Step 5: Solve for x
    x = 595,664,083,615.22/981,294.96
  6. Step 6: Final answer
    x = 607,018.39

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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.