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Finding the Fourth Proportional to 673,797.84, 929,834.67 and 367,871.57

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Solution

The fourth proportional to 673,797.84, 929,834.67 and 367,871.57 is: 507,659.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,797.84 : 929,834.67 = 367,871.57 : x
  2. Step 2: Convert to fraction form
    673,797.84/929,834.67 = 367,871.57/x
  3. Step 3: Cross multiply
    673,797.84x = 929,834.67 × 367,871.57
  4. Step 4: Simplify right side
    673,797.84x = 342,059,739,893.33
  5. Step 5: Solve for x
    x = 342,059,739,893.33/673,797.84
  6. Step 6: Final answer
    x = 507,659.30

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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.