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Finding the Fourth Proportional to 372,855.51, 558,241.00 and 201,463.16

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Solution

The fourth proportional to 372,855.51, 558,241.00 and 201,463.16 is: 301,631.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,855.51 : 558,241.00 = 201,463.16 : x
  2. Step 2: Convert to fraction form
    372,855.51/558,241.00 = 201,463.16/x
  3. Step 3: Cross multiply
    372,855.51x = 558,241.00 × 201,463.16
  4. Step 4: Simplify right side
    372,855.51x = 112,464,992,606.70
  5. Step 5: Solve for x
    x = 112,464,992,606.70/372,855.51
  6. Step 6: Final answer
    x = 301,631.57

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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.