Home / 278,204.40-383,922.52-150,880.10

Finding the Fourth Proportional to 278,204.40, 383,922.52 and 150,880.10

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Solution

The fourth proportional to 278,204.40, 383,922.52 and 150,880.10 is: 208,214.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,204.40 : 383,922.52 = 150,880.10 : x
  2. Step 2: Convert to fraction form
    278,204.40/383,922.52 = 150,880.10/x
  3. Step 3: Cross multiply
    278,204.40x = 383,922.52 × 150,880.10
  4. Step 4: Simplify right side
    278,204.40x = 57,926,265,913.04
  5. Step 5: Solve for x
    x = 57,926,265,913.04/278,204.40
  6. Step 6: Final answer
    x = 208,214.77

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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.