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Finding the Fourth Proportional to 553,097.09, 829,766.60 and 179,157.89

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Solution

The fourth proportional to 553,097.09, 829,766.60 and 179,157.89 is: 268,776.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,097.09 : 829,766.60 = 179,157.89 : x
  2. Step 2: Convert to fraction form
    553,097.09/829,766.60 = 179,157.89/x
  3. Step 3: Cross multiply
    553,097.09x = 829,766.60 × 179,157.89
  4. Step 4: Simplify right side
    553,097.09x = 148,659,232,352.69
  5. Step 5: Solve for x
    x = 148,659,232,352.69/553,097.09
  6. Step 6: Final answer
    x = 268,776.02

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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.