Home / 668,942.40-923,099.04-367,134.24

Finding the Fourth Proportional to 668,942.40, 923,099.04 and 367,134.24

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Solution

The fourth proportional to 668,942.40, 923,099.04 and 367,134.24 is: 506,622.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,942.40 : 923,099.04 = 367,134.24 : x
  2. Step 2: Convert to fraction form
    668,942.40/923,099.04 = 367,134.24/x
  3. Step 3: Cross multiply
    668,942.40x = 923,099.04 × 367,134.24
  4. Step 4: Simplify right side
    668,942.40x = 338,901,264,495.13
  5. Step 5: Solve for x
    x = 338,901,264,495.13/668,942.40
  6. Step 6: Final answer
    x = 506,622.49

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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.