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Finding the Fourth Proportional to 366,243.66, 549,569.61 and 197,760.42

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Solution

The fourth proportional to 366,243.66, 549,569.61 and 197,760.42 is: 296,750.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,243.66 : 549,569.61 = 197,760.42 : x
  2. Step 2: Convert to fraction form
    366,243.66/549,569.61 = 197,760.42/x
  3. Step 3: Cross multiply
    366,243.66x = 549,569.61 × 197,760.42
  4. Step 4: Simplify right side
    366,243.66x = 108,683,116,892.84
  5. Step 5: Solve for x
    x = 108,683,116,892.84/366,243.66
  6. Step 6: Final answer
    x = 296,750.85

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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.