Home / 415,730.40-623,829.48-226,204.44

Finding the Fourth Proportional to 415,730.40, 623,829.48 and 226,204.44

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Solution

The fourth proportional to 415,730.40, 623,829.48 and 226,204.44 is: 339,433.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,730.40 : 623,829.48 = 226,204.44 : x
  2. Step 2: Convert to fraction form
    415,730.40/623,829.48 = 226,204.44/x
  3. Step 3: Cross multiply
    415,730.40x = 623,829.48 × 226,204.44
  4. Step 4: Simplify right side
    415,730.40x = 141,112,998,178.89
  5. Step 5: Solve for x
    x = 141,112,998,178.89/415,730.40
  6. Step 6: Final answer
    x = 339,433.92

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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.