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Finding the Fourth Proportional to 494,832.38, 683,509.28 and 366,032.66

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Solution

The fourth proportional to 494,832.38, 683,509.28 and 366,032.66 is: 505,598.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,832.38 : 683,509.28 = 366,032.66 : x
  2. Step 2: Convert to fraction form
    494,832.38/683,509.28 = 366,032.66/x
  3. Step 3: Cross multiply
    494,832.38x = 683,509.28 × 366,032.66
  4. Step 4: Simplify right side
    494,832.38x = 250,186,718,062.92
  5. Step 5: Solve for x
    x = 250,186,718,062.92/494,832.38
  6. Step 6: Final answer
    x = 505,598.92

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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.