Home / 834,971.52-1,252,648.32-361,735.68

Finding the Fourth Proportional to 834,971.52, 1,252,648.32 and 361,735.68

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Solution

The fourth proportional to 834,971.52, 1,252,648.32 and 361,735.68 is: 542,686.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,971.52 : 1,252,648.32 = 361,735.68 : x
  2. Step 2: Convert to fraction form
    834,971.52/1,252,648.32 = 361,735.68/x
  3. Step 3: Cross multiply
    834,971.52x = 1,252,648.32 × 361,735.68
  4. Step 4: Simplify right side
    834,971.52x = 453,127,591,836.06
  5. Step 5: Solve for x
    x = 453,127,591,836.06/834,971.52
  6. Step 6: Final answer
    x = 542,686.28

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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.