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Finding the Fourth Proportional to 669,629.94, 924,096.11 and 363,709.28

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Solution

The fourth proportional to 669,629.94, 924,096.11 and 363,709.28 is: 501,922.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,629.94 : 924,096.11 = 363,709.28 : x
  2. Step 2: Convert to fraction form
    669,629.94/924,096.11 = 363,709.28/x
  3. Step 3: Cross multiply
    669,629.94x = 924,096.11 × 363,709.28
  4. Step 4: Simplify right side
    669,629.94x = 336,102,324,379.87
  5. Step 5: Solve for x
    x = 336,102,324,379.87/669,629.94
  6. Step 6: Final answer
    x = 501,922.49

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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.