Home / 769,799.76-1,154,404.44-264,266.52

Finding the Fourth Proportional to 769,799.76, 1,154,404.44 and 264,266.52

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Solution

The fourth proportional to 769,799.76, 1,154,404.44 and 264,266.52 is: 396,298.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,799.76 : 1,154,404.44 = 264,266.52 : x
  2. Step 2: Convert to fraction form
    769,799.76/1,154,404.44 = 264,266.52/x
  3. Step 3: Cross multiply
    769,799.76x = 1,154,404.44 × 264,266.52
  4. Step 4: Simplify right side
    769,799.76x = 305,070,444,031.35
  5. Step 5: Solve for x
    x = 305,070,444,031.35/769,799.76
  6. Step 6: Final answer
    x = 396,298.44

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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.