Home / 741,385.37-1,023,079.34-435,493.13

Finding the Fourth Proportional to 741,385.37, 1,023,079.34 and 435,493.13

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Solution

The fourth proportional to 741,385.37, 1,023,079.34 and 435,493.13 is: 600,961.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,385.37 : 1,023,079.34 = 435,493.13 : x
  2. Step 2: Convert to fraction form
    741,385.37/1,023,079.34 = 435,493.13/x
  3. Step 3: Cross multiply
    741,385.37x = 1,023,079.34 × 435,493.13
  4. Step 4: Simplify right side
    741,385.37x = 445,544,019,988.27
  5. Step 5: Solve for x
    x = 445,544,019,988.27/741,385.37
  6. Step 6: Final answer
    x = 600,961.44

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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.