Home / 372,573.38-514,218.36-219,602.64

Finding the Fourth Proportional to 372,573.38, 514,218.36 and 219,602.64

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Solution

The fourth proportional to 372,573.38, 514,218.36 and 219,602.64 is: 303,091.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,573.38 : 514,218.36 = 219,602.64 : x
  2. Step 2: Convert to fraction form
    372,573.38/514,218.36 = 219,602.64/x
  3. Step 3: Cross multiply
    372,573.38x = 514,218.36 × 219,602.64
  4. Step 4: Simplify right side
    372,573.38x = 112,923,705,723.37
  5. Step 5: Solve for x
    x = 112,923,705,723.37/372,573.38
  6. Step 6: Final answer
    x = 303,091.18

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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.