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Finding the Fourth Proportional to 432,866.43, 649,299.66 and 117,323.34

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Solution

The fourth proportional to 432,866.43, 649,299.66 and 117,323.34 is: 175,985.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,866.43 : 649,299.66 = 117,323.34 : x
  2. Step 2: Convert to fraction form
    432,866.43/649,299.66 = 117,323.34/x
  3. Step 3: Cross multiply
    432,866.43x = 649,299.66 × 117,323.34
  4. Step 4: Simplify right side
    432,866.43x = 76,178,004,772.06
  5. Step 5: Solve for x
    x = 76,178,004,772.06/432,866.43
  6. Step 6: Final answer
    x = 175,985.01

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Similar ratio
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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.