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Finding the Fourth Proportional to 604,861.70, 834,654.93 and 350,230.10

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Solution

The fourth proportional to 604,861.70, 834,654.93 and 350,230.10 is: 483,286.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,861.70 : 834,654.93 = 350,230.10 : x
  2. Step 2: Convert to fraction form
    604,861.70/834,654.93 = 350,230.10/x
  3. Step 3: Cross multiply
    604,861.70x = 834,654.93 × 350,230.10
  4. Step 4: Simplify right side
    604,861.70x = 292,321,279,599.39
  5. Step 5: Solve for x
    x = 292,321,279,599.39/604,861.70
  6. Step 6: Final answer
    x = 483,286.15

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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.