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Finding the Fourth Proportional to 272,569.60, 408,076.80 and 241,465.60

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Solution

The fourth proportional to 272,569.60, 408,076.80 and 241,465.60 is: 361,509.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,569.60 : 408,076.80 = 241,465.60 : x
  2. Step 2: Convert to fraction form
    272,569.60/408,076.80 = 241,465.60/x
  3. Step 3: Cross multiply
    272,569.60x = 408,076.80 × 241,465.60
  4. Step 4: Simplify right side
    272,569.60x = 98,536,509,358.08
  5. Step 5: Solve for x
    x = 98,536,509,358.08/272,569.60
  6. Step 6: Final answer
    x = 361,509.54

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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.