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Finding the Fourth Proportional to 522,366.82, 720,600.90 and 341,184.80

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Solution

The fourth proportional to 522,366.82, 720,600.90 and 341,184.80 is: 470,661.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,366.82 : 720,600.90 = 341,184.80 : x
  2. Step 2: Convert to fraction form
    522,366.82/720,600.90 = 341,184.80/x
  3. Step 3: Cross multiply
    522,366.82x = 720,600.90 × 341,184.80
  4. Step 4: Simplify right side
    522,366.82x = 245,858,073,946.32
  5. Step 5: Solve for x
    x = 245,858,073,946.32/522,366.82
  6. Step 6: Final answer
    x = 470,661.74

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1.5x scale

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.