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Finding the Fourth Proportional to 713,246.48, 984,380.94 and 441,401.90

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Solution

The fourth proportional to 713,246.48, 984,380.94 and 441,401.90 is: 609,197.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,246.48 : 984,380.94 = 441,401.90 : x
  2. Step 2: Convert to fraction form
    713,246.48/984,380.94 = 441,401.90/x
  3. Step 3: Cross multiply
    713,246.48x = 984,380.94 × 441,401.90
  4. Step 4: Simplify right side
    713,246.48x = 434,507,617,239.79
  5. Step 5: Solve for x
    x = 434,507,617,239.79/713,246.48
  6. Step 6: Final answer
    x = 609,197.00

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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.