Home / 383,155.38-574,822.44-116,915.40

Finding the Fourth Proportional to 383,155.38, 574,822.44 and 116,915.40

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Solution

The fourth proportional to 383,155.38, 574,822.44 and 116,915.40 is: 175,400.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,155.38 : 574,822.44 = 116,915.40 : x
  2. Step 2: Convert to fraction form
    383,155.38/574,822.44 = 116,915.40/x
  3. Step 3: Cross multiply
    383,155.38x = 574,822.44 × 116,915.40
  4. Step 4: Simplify right side
    383,155.38x = 67,205,595,501.58
  5. Step 5: Solve for x
    x = 67,205,595,501.58/383,155.38
  6. Step 6: Final answer
    x = 175,400.37

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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.