Home / 682,456.32-1,023,684.48-349,820.16

Finding the Fourth Proportional to 682,456.32, 1,023,684.48 and 349,820.16

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Solution

The fourth proportional to 682,456.32, 1,023,684.48 and 349,820.16 is: 524,730.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,456.32 : 1,023,684.48 = 349,820.16 : x
  2. Step 2: Convert to fraction form
    682,456.32/1,023,684.48 = 349,820.16/x
  3. Step 3: Cross multiply
    682,456.32x = 1,023,684.48 × 349,820.16
  4. Step 4: Simplify right side
    682,456.32x = 358,105,468,583.12
  5. Step 5: Solve for x
    x = 358,105,468,583.12/682,456.32
  6. Step 6: Final answer
    x = 524,730.24

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Similar ratio
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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.