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Finding the Fourth Proportional to 360,376.86, 540,578.97 and 107,660.82

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Solution

The fourth proportional to 360,376.86, 540,578.97 and 107,660.82 is: 161,495.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,376.86 : 540,578.97 = 107,660.82 : x
  2. Step 2: Convert to fraction form
    360,376.86/540,578.97 = 107,660.82/x
  3. Step 3: Cross multiply
    360,376.86x = 540,578.97 × 107,660.82
  4. Step 4: Simplify right side
    360,376.86x = 58,199,175,184.96
  5. Step 5: Solve for x
    x = 58,199,175,184.96/360,376.86
  6. Step 6: Final answer
    x = 161,495.32

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1.5x scale

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.