Home / 673,399.31-929,310.83-367,495.44

Finding the Fourth Proportional to 673,399.31, 929,310.83 and 367,495.44

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Solution

The fourth proportional to 673,399.31, 929,310.83 and 367,495.44 is: 507,154.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,399.31 : 929,310.83 = 367,495.44 : x
  2. Step 2: Convert to fraction form
    673,399.31/929,310.83 = 367,495.44/x
  3. Step 3: Cross multiply
    673,399.31x = 929,310.83 × 367,495.44
  4. Step 4: Simplify right side
    673,399.31x = 341,517,490,530.14
  5. Step 5: Solve for x
    x = 341,517,490,530.14/673,399.31
  6. Step 6: Final answer
    x = 507,154.50

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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.