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Finding the Fourth Proportional to 611,273.46, 916,880.58 and 232,164.60

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Solution

The fourth proportional to 611,273.46, 916,880.58 and 232,164.60 is: 348,235.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,273.46 : 916,880.58 = 232,164.60 : x
  2. Step 2: Convert to fraction form
    611,273.46/916,880.58 = 232,164.60/x
  3. Step 3: Cross multiply
    611,273.46x = 916,880.58 × 232,164.60
  4. Step 4: Simplify right side
    611,273.46x = 212,867,213,103.47
  5. Step 5: Solve for x
    x = 212,867,213,103.47/611,273.46
  6. Step 6: Final answer
    x = 348,235.65

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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.