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Finding the Fourth Proportional to 662,478.60, 993,734.10 and 241,754.34

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Solution

The fourth proportional to 662,478.60, 993,734.10 and 241,754.34 is: 362,637.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,478.60 : 993,734.10 = 241,754.34 : x
  2. Step 2: Convert to fraction form
    662,478.60/993,734.10 = 241,754.34/x
  3. Step 3: Cross multiply
    662,478.60x = 993,734.10 × 241,754.34
  4. Step 4: Simplify right side
    662,478.60x = 240,239,531,480.99
  5. Step 5: Solve for x
    x = 240,239,531,480.99/662,478.60
  6. Step 6: Final answer
    x = 362,637.42

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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.