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Finding the Fourth Proportional to 373,399.01, 559,914.20 and 162,945.89

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Solution

The fourth proportional to 373,399.01, 559,914.20 and 162,945.89 is: 244,338.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,399.01 : 559,914.20 = 162,945.89 : x
  2. Step 2: Convert to fraction form
    373,399.01/559,914.20 = 162,945.89/x
  3. Step 3: Cross multiply
    373,399.01x = 559,914.20 × 162,945.89
  4. Step 4: Simplify right side
    373,399.01x = 91,235,716,827.91
  5. Step 5: Solve for x
    x = 91,235,716,827.91/373,399.01
  6. Step 6: Final answer
    x = 244,338.40

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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.