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Finding the Fourth Proportional to 609,502.86, 914,244.57 and 166,270.86

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Solution

The fourth proportional to 609,502.86, 914,244.57 and 166,270.86 is: 249,403.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,502.86 : 914,244.57 = 166,270.86 : x
  2. Step 2: Convert to fraction form
    609,502.86/914,244.57 = 166,270.86/x
  3. Step 3: Cross multiply
    609,502.86x = 914,244.57 × 166,270.86
  4. Step 4: Simplify right side
    609,502.86x = 152,012,230,904.23
  5. Step 5: Solve for x
    x = 152,012,230,904.23/609,502.86
  6. Step 6: Final answer
    x = 249,403.64

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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.