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Finding the Fourth Proportional to 606,696.40, 910,044.60 and 207,277.30

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Solution

The fourth proportional to 606,696.40, 910,044.60 and 207,277.30 is: 310,915.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,696.40 : 910,044.60 = 207,277.30 : x
  2. Step 2: Convert to fraction form
    606,696.40/910,044.60 = 207,277.30/x
  3. Step 3: Cross multiply
    606,696.40x = 910,044.60 × 207,277.30
  4. Step 4: Simplify right side
    606,696.40x = 188,631,587,567.58
  5. Step 5: Solve for x
    x = 188,631,587,567.58/606,696.40
  6. Step 6: Final answer
    x = 310,915.95

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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.