Home / 996,140.70-1,374,667.68-566,420.82

Finding the Fourth Proportional to 996,140.70, 1,374,667.68 and 566,420.82

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Solution

The fourth proportional to 996,140.70, 1,374,667.68 and 566,420.82 is: 781,657.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,140.70 : 1,374,667.68 = 566,420.82 : x
  2. Step 2: Convert to fraction form
    996,140.70/1,374,667.68 = 566,420.82/x
  3. Step 3: Cross multiply
    996,140.70x = 1,374,667.68 × 566,420.82
  4. Step 4: Simplify right side
    996,140.70x = 778,640,394,533.10
  5. Step 5: Solve for x
    x = 778,640,394,533.10/996,140.70
  6. Step 6: Final answer
    x = 781,657.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.