Home / 326,298.06-488,867.73-136,340.25

Finding the Fourth Proportional to 326,298.06, 488,867.73 and 136,340.25

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Solution

The fourth proportional to 326,298.06, 488,867.73 and 136,340.25 is: 204,268.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,298.06 : 488,867.73 = 136,340.25 : x
  2. Step 2: Convert to fraction form
    326,298.06/488,867.73 = 136,340.25/x
  3. Step 3: Cross multiply
    326,298.06x = 488,867.73 × 136,340.25
  4. Step 4: Simplify right side
    326,298.06x = 66,652,348,525.13
  5. Step 5: Solve for x
    x = 66,652,348,525.13/326,298.06
  6. Step 6: Final answer
    x = 204,268.30

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1.5x scale

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.