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Finding the Fourth Proportional to 673,874.88, 929,940.16 and 367,950.24

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Solution

The fourth proportional to 673,874.88, 929,940.16 and 367,950.24 is: 507,767.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,874.88 : 929,940.16 = 367,950.24 : x
  2. Step 2: Convert to fraction form
    673,874.88/929,940.16 = 367,950.24/x
  3. Step 3: Cross multiply
    673,874.88x = 929,940.16 × 367,950.24
  4. Step 4: Simplify right side
    673,874.88x = 342,171,705,057.64
  5. Step 5: Solve for x
    x = 342,171,705,057.64/673,874.88
  6. Step 6: Final answer
    x = 507,767.41

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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.