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Finding the Fourth Proportional to 603,808.70, 833,189.06 and 362,101.46

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Solution

The fourth proportional to 603,808.70, 833,189.06 and 362,101.46 is: 499,659.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,808.70 : 833,189.06 = 362,101.46 : x
  2. Step 2: Convert to fraction form
    603,808.70/833,189.06 = 362,101.46/x
  3. Step 3: Cross multiply
    603,808.70x = 833,189.06 × 362,101.46
  4. Step 4: Simplify right side
    603,808.70x = 301,698,975,082.03
  5. Step 5: Solve for x
    x = 301,698,975,082.03/603,808.70
  6. Step 6: Final answer
    x = 499,659.87

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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.