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Finding the Fourth Proportional to 244,906.40, 366,873.60 and 215,681.60

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Solution

The fourth proportional to 244,906.40, 366,873.60 and 215,681.60 is: 323,094.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,906.40 : 366,873.60 = 215,681.60 : x
  2. Step 2: Convert to fraction form
    244,906.40/366,873.60 = 215,681.60/x
  3. Step 3: Cross multiply
    244,906.40x = 366,873.60 × 215,681.60
  4. Step 4: Simplify right side
    244,906.40x = 79,127,885,045.76
  5. Step 5: Solve for x
    x = 79,127,885,045.76/244,906.40
  6. Step 6: Final answer
    x = 323,094.39

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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.