Home / 755,873.83-1,043,027.98-465,439.15

Finding the Fourth Proportional to 755,873.83, 1,043,027.98 and 465,439.15

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Solution

The fourth proportional to 755,873.83, 1,043,027.98 and 465,439.15 is: 642,258.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,873.83 : 1,043,027.98 = 465,439.15 : x
  2. Step 2: Convert to fraction form
    755,873.83/1,043,027.98 = 465,439.15/x
  3. Step 3: Cross multiply
    755,873.83x = 1,043,027.98 × 465,439.15
  4. Step 4: Simplify right side
    755,873.83x = 485,466,056,437.42
  5. Step 5: Solve for x
    x = 485,466,056,437.42/755,873.83
  6. Step 6: Final answer
    x = 642,258.06

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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.