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Finding the Fourth Proportional to 606,253.83, 909,380.68 and 340,035.10

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Solution

The fourth proportional to 606,253.83, 909,380.68 and 340,035.10 is: 510,052.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,253.83 : 909,380.68 = 340,035.10 : x
  2. Step 2: Convert to fraction form
    606,253.83/909,380.68 = 340,035.10/x
  3. Step 3: Cross multiply
    606,253.83x = 909,380.68 × 340,035.10
  4. Step 4: Simplify right side
    606,253.83x = 309,221,348,188.42
  5. Step 5: Solve for x
    x = 309,221,348,188.42/606,253.83
  6. Step 6: Final answer
    x = 510,052.61

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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.