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Finding the Fourth Proportional to 565,943.57, 780,744.49 and 336,370.41

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Solution

The fourth proportional to 565,943.57, 780,744.49 and 336,370.41 is: 464,038.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,943.57 : 780,744.49 = 336,370.41 : x
  2. Step 2: Convert to fraction form
    565,943.57/780,744.49 = 336,370.41/x
  3. Step 3: Cross multiply
    565,943.57x = 780,744.49 × 336,370.41
  4. Step 4: Simplify right side
    565,943.57x = 262,619,344,206.54
  5. Step 5: Solve for x
    x = 262,619,344,206.54/565,943.57
  6. Step 6: Final answer
    x = 464,038.04

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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.