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Finding the Fourth Proportional to 469,176.96, 703,763.28 and 114,189.60

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Solution

The fourth proportional to 469,176.96, 703,763.28 and 114,189.60 is: 171,283.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,176.96 : 703,763.28 = 114,189.60 : x
  2. Step 2: Convert to fraction form
    469,176.96/703,763.28 = 114,189.60/x
  3. Step 3: Cross multiply
    469,176.96x = 703,763.28 × 114,189.60
  4. Step 4: Simplify right side
    469,176.96x = 80,362,447,437.89
  5. Step 5: Solve for x
    x = 80,362,447,437.89/469,176.96
  6. Step 6: Final answer
    x = 171,283.87

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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.