Home / 952,730.29-1,428,008.31-383,747.21

Finding the Fourth Proportional to 952,730.29, 1,428,008.31 and 383,747.21

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Solution

The fourth proportional to 952,730.29, 1,428,008.31 and 383,747.21 is: 575,182.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,730.29 : 1,428,008.31 = 383,747.21 : x
  2. Step 2: Convert to fraction form
    952,730.29/1,428,008.31 = 383,747.21/x
  3. Step 3: Cross multiply
    952,730.29x = 1,428,008.31 × 383,747.21
  4. Step 4: Simplify right side
    952,730.29x = 547,994,201,249.29
  5. Step 5: Solve for x
    x = 547,994,201,249.29/952,730.29
  6. Step 6: Final answer
    x = 575,182.93

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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.