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Finding the Fourth Proportional to 466,976.60, 699,428.10 and 404,768.60

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Solution

The fourth proportional to 466,976.60, 699,428.10 and 404,768.60 is: 606,254.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,976.60 : 699,428.10 = 404,768.60 : x
  2. Step 2: Convert to fraction form
    466,976.60/699,428.10 = 404,768.60/x
  3. Step 3: Cross multiply
    466,976.60x = 699,428.10 × 404,768.60
  4. Step 4: Simplify right side
    466,976.60x = 283,106,532,837.66
  5. Step 5: Solve for x
    x = 283,106,532,837.66/466,976.60
  6. Step 6: Final answer
    x = 606,254.22

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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.