Home / 291,769.30-437,548.62-123,302.64

Finding the Fourth Proportional to 291,769.30, 437,548.62 and 123,302.64

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Solution

The fourth proportional to 291,769.30, 437,548.62 and 123,302.64 is: 184,909.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,769.30 : 437,548.62 = 123,302.64 : x
  2. Step 2: Convert to fraction form
    291,769.30/437,548.62 = 123,302.64/x
  3. Step 3: Cross multiply
    291,769.30x = 437,548.62 × 123,302.64
  4. Step 4: Simplify right side
    291,769.30x = 53,950,899,974.36
  5. Step 5: Solve for x
    x = 53,950,899,974.36/291,769.30
  6. Step 6: Final answer
    x = 184,909.45

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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.