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Finding the Fourth Proportional to 607,090.38, 910,734.12 and 228,040.62

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Solution

The fourth proportional to 607,090.38, 910,734.12 and 228,040.62 is: 342,097.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,090.38 : 910,734.12 = 228,040.62 : x
  2. Step 2: Convert to fraction form
    607,090.38/910,734.12 = 228,040.62/x
  3. Step 3: Cross multiply
    607,090.38x = 910,734.12 × 228,040.62
  4. Step 4: Simplify right side
    607,090.38x = 207,684,373,379.95
  5. Step 5: Solve for x
    x = 207,684,373,379.95/607,090.38
  6. Step 6: Final answer
    x = 342,097.95

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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.