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Finding the Fourth Proportional to 383,041.53, 574,655.36 and 116,806.77

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Solution

The fourth proportional to 383,041.53, 574,655.36 and 116,806.77 is: 175,238.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,041.53 : 574,655.36 = 116,806.77 : x
  2. Step 2: Convert to fraction form
    383,041.53/574,655.36 = 116,806.77/x
  3. Step 3: Cross multiply
    383,041.53x = 574,655.36 × 116,806.77
  4. Step 4: Simplify right side
    383,041.53x = 67,123,635,880.75
  5. Step 5: Solve for x
    x = 67,123,635,880.75/383,041.53
  6. Step 6: Final answer
    x = 175,238.53

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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.