Home / 749,967.92-1,124,959.16-189,002.42

Finding the Fourth Proportional to 749,967.92, 1,124,959.16 and 189,002.42

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Solution

The fourth proportional to 749,967.92, 1,124,959.16 and 189,002.42 is: 283,505.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,967.92 : 1,124,959.16 = 189,002.42 : x
  2. Step 2: Convert to fraction form
    749,967.92/1,124,959.16 = 189,002.42/x
  3. Step 3: Cross multiply
    749,967.92x = 1,124,959.16 × 189,002.42
  4. Step 4: Simplify right side
    749,967.92x = 212,619,998,488.88
  5. Step 5: Solve for x
    x = 212,619,998,488.88/749,967.92
  6. Step 6: Final answer
    x = 283,505.46

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1.5x scale

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.