Home / 743,247.90-1,025,767.19-416,649.12

Finding the Fourth Proportional to 743,247.90, 1,025,767.19 and 416,649.12

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Solution

The fourth proportional to 743,247.90, 1,025,767.19 and 416,649.12 is: 575,023.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,247.90 : 1,025,767.19 = 416,649.12 : x
  2. Step 2: Convert to fraction form
    743,247.90/1,025,767.19 = 416,649.12/x
  3. Step 3: Cross multiply
    743,247.90x = 1,025,767.19 × 416,649.12
  4. Step 4: Simplify right side
    743,247.90x = 427,384,997,118.34
  5. Step 5: Solve for x
    x = 427,384,997,118.34/743,247.90
  6. Step 6: Final answer
    x = 575,023.48

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Double scale
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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.