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Finding the Fourth Proportional to 606,851.60, 910,277.40 and 186,072.80

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Solution

The fourth proportional to 606,851.60, 910,277.40 and 186,072.80 is: 279,109.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,851.60 : 910,277.40 = 186,072.80 : x
  2. Step 2: Convert to fraction form
    606,851.60/910,277.40 = 186,072.80/x
  3. Step 3: Cross multiply
    606,851.60x = 910,277.40 × 186,072.80
  4. Step 4: Simplify right side
    606,851.60x = 169,377,864,594.72
  5. Step 5: Solve for x
    x = 169,377,864,594.72/606,851.60
  6. Step 6: Final answer
    x = 279,109.20

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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.