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Finding the Fourth Proportional to 601,609.62, 830,221.41 and 359,902.26

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Solution

The fourth proportional to 601,609.62, 830,221.41 and 359,902.26 is: 496,665.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,609.62 : 830,221.41 = 359,902.26 : x
  2. Step 2: Convert to fraction form
    601,609.62/830,221.41 = 359,902.26/x
  3. Step 3: Cross multiply
    601,609.62x = 830,221.41 × 359,902.26
  4. Step 4: Simplify right side
    601,609.62x = 298,798,561,759.39
  5. Step 5: Solve for x
    x = 298,798,561,759.39/601,609.62
  6. Step 6: Final answer
    x = 496,665.20

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1.5x scale

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.