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Finding the Fourth Proportional to 372,794.20, 558,724.98 and 293,595.64

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Solution

The fourth proportional to 372,794.20, 558,724.98 and 293,595.64 is: 440,026.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,794.20 : 558,724.98 = 293,595.64 : x
  2. Step 2: Convert to fraction form
    372,794.20/558,724.98 = 293,595.64/x
  3. Step 3: Cross multiply
    372,794.20x = 558,724.98 × 293,595.64
  4. Step 4: Simplify right side
    372,794.20x = 164,039,218,087.09
  5. Step 5: Solve for x
    x = 164,039,218,087.09/372,794.20
  6. Step 6: Final answer
    x = 440,026.21

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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.