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Finding the Fourth Proportional to 475,662.60, 655,924.38 and 332,370.36

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Solution

The fourth proportional to 475,662.60, 655,924.38 and 332,370.36 is: 458,328.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,662.60 : 655,924.38 = 332,370.36 : x
  2. Step 2: Convert to fraction form
    475,662.60/655,924.38 = 332,370.36/x
  3. Step 3: Cross multiply
    475,662.60x = 655,924.38 × 332,370.36
  4. Step 4: Simplify right side
    475,662.60x = 218,009,822,313.38
  5. Step 5: Solve for x
    x = 218,009,822,313.38/475,662.60
  6. Step 6: Final answer
    x = 458,328.70

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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.