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Finding the Fourth Proportional to 606,952.60, 910,988.02 and 307,645.46

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Solution

The fourth proportional to 606,952.60, 910,988.02 and 307,645.46 is: 461,751.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,952.60 : 910,988.02 = 307,645.46 : x
  2. Step 2: Convert to fraction form
    606,952.60/910,988.02 = 307,645.46/x
  3. Step 3: Cross multiply
    606,952.60x = 910,988.02 × 307,645.46
  4. Step 4: Simplify right side
    606,952.60x = 280,261,328,467.39
  5. Step 5: Solve for x
    x = 280,261,328,467.39/606,952.60
  6. Step 6: Final answer
    x = 461,751.59

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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.