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Finding the Fourth Proportional to 523,466.77, 722,200.19 and 342,284.75

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Solution

The fourth proportional to 523,466.77, 722,200.19 and 342,284.75 is: 472,232.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,466.77 : 722,200.19 = 342,284.75 : x
  2. Step 2: Convert to fraction form
    523,466.77/722,200.19 = 342,284.75/x
  3. Step 3: Cross multiply
    523,466.77x = 722,200.19 × 342,284.75
  4. Step 4: Simplify right side
    523,466.77x = 247,198,111,578.18
  5. Step 5: Solve for x
    x = 247,198,111,578.18/523,466.77
  6. Step 6: Final answer
    x = 472,232.67

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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.