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Finding the Fourth Proportional to 475,103.37, 655,619.36 and 260,244.39

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Solution

The fourth proportional to 475,103.37, 655,619.36 and 260,244.39 is: 359,124.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,103.37 : 655,619.36 = 260,244.39 : x
  2. Step 2: Convert to fraction form
    475,103.37/655,619.36 = 260,244.39/x
  3. Step 3: Cross multiply
    475,103.37x = 655,619.36 × 260,244.39
  4. Step 4: Simplify right side
    475,103.37x = 170,621,259,114.17
  5. Step 5: Solve for x
    x = 170,621,259,114.17/475,103.37
  6. Step 6: Final answer
    x = 359,124.50

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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.