Home / 764,414.78-1,144,127.09-561,957.27

Finding the Fourth Proportional to 764,414.78, 1,144,127.09 and 561,957.27

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Solution

The fourth proportional to 764,414.78, 1,144,127.09 and 561,957.27 is: 841,101.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,414.78 : 1,144,127.09 = 561,957.27 : x
  2. Step 2: Convert to fraction form
    764,414.78/1,144,127.09 = 561,957.27/x
  3. Step 3: Cross multiply
    764,414.78x = 1,144,127.09 × 561,957.27
  4. Step 4: Simplify right side
    764,414.78x = 642,950,535,364.90
  5. Step 5: Solve for x
    x = 642,950,535,364.90/764,414.78
  6. Step 6: Final answer
    x = 841,101.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.