Home / 947,027.87-1,306,849.73-517,224.95

Finding the Fourth Proportional to 947,027.87, 1,306,849.73 and 517,224.95

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Solution

The fourth proportional to 947,027.87, 1,306,849.73 and 517,224.95 is: 713,743.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,027.87 : 1,306,849.73 = 517,224.95 : x
  2. Step 2: Convert to fraction form
    947,027.87/1,306,849.73 = 517,224.95/x
  3. Step 3: Cross multiply
    947,027.87x = 1,306,849.73 × 517,224.95
  4. Step 4: Simplify right side
    947,027.87x = 675,935,277,136.39
  5. Step 5: Solve for x
    x = 675,935,277,136.39/947,027.87
  6. Step 6: Final answer
    x = 713,743.81

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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.