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Finding the Fourth Proportional to 669,368.52, 923,718.06 and 367,562.52

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Solution

The fourth proportional to 669,368.52, 923,718.06 and 367,562.52 is: 507,230.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,368.52 : 923,718.06 = 367,562.52 : x
  2. Step 2: Convert to fraction form
    669,368.52/923,718.06 = 367,562.52/x
  3. Step 3: Cross multiply
    669,368.52x = 923,718.06 × 367,562.52
  4. Step 4: Simplify right side
    669,368.52x = 339,524,137,903.11
  5. Step 5: Solve for x
    x = 339,524,137,903.11/669,368.52
  6. Step 6: Final answer
    x = 507,230.51

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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.