Home / 763,556.21-1,144,251.07-562,298.21

Finding the Fourth Proportional to 763,556.21, 1,144,251.07 and 562,298.21

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Solution

The fourth proportional to 763,556.21, 1,144,251.07 and 562,298.21 is: 842,649.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,556.21 : 1,144,251.07 = 562,298.21 : x
  2. Step 2: Convert to fraction form
    763,556.21/1,144,251.07 = 562,298.21/x
  3. Step 3: Cross multiply
    763,556.21x = 1,144,251.07 × 562,298.21
  4. Step 4: Simplify right side
    763,556.21x = 643,410,328,451.59
  5. Step 5: Solve for x
    x = 643,410,328,451.59/763,556.21
  6. Step 6: Final answer
    x = 842,649.59

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Double scale
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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.