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Finding the Fourth Proportional to 605,037.60, 907,556.40 and 577,481.40

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Solution

The fourth proportional to 605,037.60, 907,556.40 and 577,481.40 is: 866,222.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,037.60 : 907,556.40 = 577,481.40 : x
  2. Step 2: Convert to fraction form
    605,037.60/907,556.40 = 577,481.40/x
  3. Step 3: Cross multiply
    605,037.60x = 907,556.40 × 577,481.40
  4. Step 4: Simplify right side
    605,037.60x = 524,096,940,450.96
  5. Step 5: Solve for x
    x = 524,096,940,450.96/605,037.60
  6. Step 6: Final answer
    x = 866,222.10

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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.