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Finding the Fourth Proportional to 294,685.83, 441,658.67 and 126,008.01

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Solution

The fourth proportional to 294,685.83, 441,658.67 and 126,008.01 is: 188,853.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,685.83 : 441,658.67 = 126,008.01 : x
  2. Step 2: Convert to fraction form
    294,685.83/441,658.67 = 126,008.01/x
  3. Step 3: Cross multiply
    294,685.83x = 441,658.67 × 126,008.01
  4. Step 4: Simplify right side
    294,685.83x = 55,652,529,475.91
  5. Step 5: Solve for x
    x = 55,652,529,475.91/294,685.83
  6. Step 6: Final answer
    x = 188,853.77

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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.