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Finding the Fourth Proportional to 662,496.60, 993,761.16 and 241,772.40

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Solution

The fourth proportional to 662,496.60, 993,761.16 and 241,772.40 is: 362,664.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,496.60 : 993,761.16 = 241,772.40 : x
  2. Step 2: Convert to fraction form
    662,496.60/993,761.16 = 241,772.40/x
  3. Step 3: Cross multiply
    662,496.60x = 993,761.16 × 241,772.40
  4. Step 4: Simplify right side
    662,496.60x = 240,264,020,679.98
  5. Step 5: Solve for x
    x = 240,264,020,679.98/662,496.60
  6. Step 6: Final answer
    x = 362,664.53

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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.