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Finding the Fourth Proportional to 332,636.60, 459,055.16 and 203,534.68

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Solution

The fourth proportional to 332,636.60, 459,055.16 and 203,534.68 is: 280,888.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,636.60 : 459,055.16 = 203,534.68 : x
  2. Step 2: Convert to fraction form
    332,636.60/459,055.16 = 203,534.68/x
  3. Step 3: Cross multiply
    332,636.60x = 459,055.16 × 203,534.68
  4. Step 4: Simplify right side
    332,636.60x = 93,433,645,092.95
  5. Step 5: Solve for x
    x = 93,433,645,092.95/332,636.60
  6. Step 6: Final answer
    x = 280,888.05

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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.