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Finding the Fourth Proportional to 713,371.97, 984,558.47 and 451,751.12

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Solution

The fourth proportional to 713,371.97, 984,558.47 and 451,751.12 is: 623,483.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,371.97 : 984,558.47 = 451,751.12 : x
  2. Step 2: Convert to fraction form
    713,371.97/984,558.47 = 451,751.12/x
  3. Step 3: Cross multiply
    713,371.97x = 984,558.47 × 451,751.12
  4. Step 4: Simplify right side
    713,371.97x = 444,775,391,527.99
  5. Step 5: Solve for x
    x = 444,775,391,527.99/713,371.97
  6. Step 6: Final answer
    x = 623,483.13

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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.