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Finding the Fourth Proportional to 404,169.55, 606,254.29 and 226,690.40

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Solution

The fourth proportional to 404,169.55, 606,254.29 and 226,690.40 is: 340,035.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,169.55 : 606,254.29 = 226,690.40 : x
  2. Step 2: Convert to fraction form
    404,169.55/606,254.29 = 226,690.40/x
  3. Step 3: Cross multiply
    404,169.55x = 606,254.29 × 226,690.40
  4. Step 4: Simplify right side
    404,169.55x = 137,432,026,368.36
  5. Step 5: Solve for x
    x = 137,432,026,368.36/404,169.55
  6. Step 6: Final answer
    x = 340,035.58

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1.5x scale

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.