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Finding the Fourth Proportional to 467,267.81, 700,891.65 and 130,299.48

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Solution

The fourth proportional to 467,267.81, 700,891.65 and 130,299.48 is: 195,446.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,267.81 : 700,891.65 = 130,299.48 : x
  2. Step 2: Convert to fraction form
    467,267.81/700,891.65 = 130,299.48/x
  3. Step 3: Cross multiply
    467,267.81x = 700,891.65 × 130,299.48
  4. Step 4: Simplify right side
    467,267.81x = 91,325,817,531.34
  5. Step 5: Solve for x
    x = 91,325,817,531.34/467,267.81
  6. Step 6: Final answer
    x = 195,446.42

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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.