Home / 951,491.37-1,313,095.95-521,786.91

Finding the Fourth Proportional to 951,491.37, 1,313,095.95 and 521,786.91

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Solution

The fourth proportional to 951,491.37, 1,313,095.95 and 521,786.91 is: 720,086.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,491.37 : 1,313,095.95 = 521,786.91 : x
  2. Step 2: Convert to fraction form
    951,491.37/1,313,095.95 = 521,786.91/x
  3. Step 3: Cross multiply
    951,491.37x = 1,313,095.95 × 521,786.91
  4. Step 4: Simplify right side
    951,491.37x = 685,156,278,284.01
  5. Step 5: Solve for x
    x = 685,156,278,284.01/951,491.37
  6. Step 6: Final answer
    x = 720,086.70

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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.