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Finding the Fourth Proportional to 606,330.60, 836,749.68 and 334,406.64

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Solution

The fourth proportional to 606,330.60, 836,749.68 and 334,406.64 is: 461,488.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,330.60 : 836,749.68 = 334,406.64 : x
  2. Step 2: Convert to fraction form
    606,330.60/836,749.68 = 334,406.64/x
  3. Step 3: Cross multiply
    606,330.60x = 836,749.68 × 334,406.64
  4. Step 4: Simplify right side
    606,330.60x = 279,814,649,009.88
  5. Step 5: Solve for x
    x = 279,814,649,009.88/606,330.60
  6. Step 6: Final answer
    x = 461,488.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.