Home / 510,495.27-704,456.73-281,007.74

Finding the Fourth Proportional to 510,495.27, 704,456.73 and 281,007.74

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Solution

The fourth proportional to 510,495.27, 704,456.73 and 281,007.74 is: 387,775.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,495.27 : 704,456.73 = 281,007.74 : x
  2. Step 2: Convert to fraction form
    510,495.27/704,456.73 = 281,007.74/x
  3. Step 3: Cross multiply
    510,495.27x = 704,456.73 × 281,007.74
  4. Step 4: Simplify right side
    510,495.27x = 197,957,790,102.81
  5. Step 5: Solve for x
    x = 197,957,790,102.81/510,495.27
  6. Step 6: Final answer
    x = 387,775.95

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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.