Home / 382,940.28-574,432.01-116,709.48

Finding the Fourth Proportional to 382,940.28, 574,432.01 and 116,709.48

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Solution

The fourth proportional to 382,940.28, 574,432.01 and 116,709.48 is: 175,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,940.28 : 574,432.01 = 116,709.48 : x
  2. Step 2: Convert to fraction form
    382,940.28/574,432.01 = 116,709.48/x
  3. Step 3: Cross multiply
    382,940.28x = 574,432.01 × 116,709.48
  4. Step 4: Simplify right side
    382,940.28x = 67,041,661,182.45
  5. Step 5: Solve for x
    x = 67,041,661,182.45/382,940.28
  6. Step 6: Final answer
    x = 175,070.80

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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.