Home / 893,238.46-1,339,104.40-387,418.46

Finding the Fourth Proportional to 893,238.46, 1,339,104.40 and 387,418.46

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Solution

The fourth proportional to 893,238.46, 1,339,104.40 and 387,418.46 is: 580,800.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,238.46 : 1,339,104.40 = 387,418.46 : x
  2. Step 2: Convert to fraction form
    893,238.46/1,339,104.40 = 387,418.46/x
  3. Step 3: Cross multiply
    893,238.46x = 1,339,104.40 × 387,418.46
  4. Step 4: Simplify right side
    893,238.46x = 518,793,756,763.16
  5. Step 5: Solve for x
    x = 518,793,756,763.16/893,238.46
  6. Step 6: Final answer
    x = 580,800.96

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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.