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Finding the Fourth Proportional to 366,788.58, 506,258.28 and 223,627.56

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Solution

The fourth proportional to 366,788.58, 506,258.28 and 223,627.56 is: 308,660.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,788.58 : 506,258.28 = 223,627.56 : x
  2. Step 2: Convert to fraction form
    366,788.58/506,258.28 = 223,627.56/x
  3. Step 3: Cross multiply
    366,788.58x = 506,258.28 × 223,627.56
  4. Step 4: Simplify right side
    366,788.58x = 113,213,303,886.20
  5. Step 5: Solve for x
    x = 113,213,303,886.20/366,788.58
  6. Step 6: Final answer
    x = 308,660.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.