Home / 215,799.56-322,101.37-202,502.60

Finding the Fourth Proportional to 215,799.56, 322,101.37 and 202,502.60

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Solution

The fourth proportional to 215,799.56, 322,101.37 and 202,502.60 is: 302,254.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,799.56 : 322,101.37 = 202,502.60 : x
  2. Step 2: Convert to fraction form
    215,799.56/322,101.37 = 202,502.60/x
  3. Step 3: Cross multiply
    215,799.56x = 322,101.37 × 202,502.60
  4. Step 4: Simplify right side
    215,799.56x = 65,226,364,888.56
  5. Step 5: Solve for x
    x = 65,226,364,888.56/215,799.56
  6. Step 6: Final answer
    x = 302,254.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.