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Finding the Fourth Proportional to 535,912.44, 803,447.65 and 366,921.58

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Solution

The fourth proportional to 535,912.44, 803,447.65 and 366,921.58 is: 550,094.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,912.44 : 803,447.65 = 366,921.58 : x
  2. Step 2: Convert to fraction form
    535,912.44/803,447.65 = 366,921.58/x
  3. Step 3: Cross multiply
    535,912.44x = 803,447.65 × 366,921.58
  4. Step 4: Simplify right side
    535,912.44x = 294,802,275,333.44
  5. Step 5: Solve for x
    x = 294,802,275,333.44/535,912.44
  6. Step 6: Final answer
    x = 550,094.11

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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.