Home / 893,255.03-1,339,129.24-387,435.04

Finding the Fourth Proportional to 893,255.03, 1,339,129.24 and 387,435.04

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Solution

The fourth proportional to 893,255.03, 1,339,129.24 and 387,435.04 is: 580,825.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,255.03 : 1,339,129.24 = 387,435.04 : x
  2. Step 2: Convert to fraction form
    893,255.03/1,339,129.24 = 387,435.04/x
  3. Step 3: Cross multiply
    893,255.03x = 1,339,129.24 × 387,435.04
  4. Step 4: Simplify right side
    893,255.03x = 518,825,590,664.57
  5. Step 5: Solve for x
    x = 518,825,590,664.57/893,255.03
  6. Step 6: Final answer
    x = 580,825.83

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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.