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Finding the Fourth Proportional to 669,162.99, 923,433.44 and 367,354.83

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Solution

The fourth proportional to 669,162.99, 923,433.44 and 367,354.83 is: 506,943.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,162.99 : 923,433.44 = 367,354.83 : x
  2. Step 2: Convert to fraction form
    669,162.99/923,433.44 = 367,354.83/x
  3. Step 3: Cross multiply
    669,162.99x = 923,433.44 × 367,354.83
  4. Step 4: Simplify right side
    669,162.99x = 339,227,732,530.74
  5. Step 5: Solve for x
    x = 339,227,732,530.74/669,162.99
  6. Step 6: Final answer
    x = 506,943.36

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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.