Home / 893,531.02-1,340,394.54-387,744.34

Finding the Fourth Proportional to 893,531.02, 1,340,394.54 and 387,744.34

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Solution

The fourth proportional to 893,531.02, 1,340,394.54 and 387,744.34 is: 581,659.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,531.02 : 1,340,394.54 = 387,744.34 : x
  2. Step 2: Convert to fraction form
    893,531.02/1,340,394.54 = 387,744.34/x
  3. Step 3: Cross multiply
    893,531.02x = 1,340,394.54 × 387,744.34
  4. Step 4: Simplify right side
    893,531.02x = 519,730,396,251.90
  5. Step 5: Solve for x
    x = 519,730,396,251.90/893,531.02
  6. Step 6: Final answer
    x = 581,659.04

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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.