Home / 278,026.04-383,676.11-150,701.64

Finding the Fourth Proportional to 278,026.04, 383,676.11 and 150,701.64

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Solution

The fourth proportional to 278,026.04, 383,676.11 and 150,701.64 is: 207,968.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,026.04 : 383,676.11 = 150,701.64 : x
  2. Step 2: Convert to fraction form
    278,026.04/383,676.11 = 150,701.64/x
  3. Step 3: Cross multiply
    278,026.04x = 383,676.11 × 150,701.64
  4. Step 4: Simplify right side
    278,026.04x = 57,820,619,005.82
  5. Step 5: Solve for x
    x = 57,820,619,005.82/278,026.04
  6. Step 6: Final answer
    x = 207,968.36

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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.