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Finding the Fourth Proportional to 606,162.60, 908,855.10 and 251,317.80

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Solution

The fourth proportional to 606,162.60, 908,855.10 and 251,317.80 is: 376,815.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,162.60 : 908,855.10 = 251,317.80 : x
  2. Step 2: Convert to fraction form
    606,162.60/908,855.10 = 251,317.80/x
  3. Step 3: Cross multiply
    606,162.60x = 908,855.10 × 251,317.80
  4. Step 4: Simplify right side
    606,162.60x = 228,411,464,250.78
  5. Step 5: Solve for x
    x = 228,411,464,250.78/606,162.60
  6. Step 6: Final answer
    x = 376,815.50

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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.