Home / 735,471.90-1,014,945.12-413,175.11

Finding the Fourth Proportional to 735,471.90, 1,014,945.12 and 413,175.11

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Solution

The fourth proportional to 735,471.90, 1,014,945.12 and 413,175.11 is: 570,178.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,471.90 : 1,014,945.12 = 413,175.11 : x
  2. Step 2: Convert to fraction form
    735,471.90/1,014,945.12 = 413,175.11/x
  3. Step 3: Cross multiply
    735,471.90x = 1,014,945.12 × 413,175.11
  4. Step 4: Simplify right side
    735,471.90x = 419,350,056,525.24
  5. Step 5: Solve for x
    x = 419,350,056,525.24/735,471.90
  6. Step 6: Final answer
    x = 570,178.22

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Double scale
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Similar ratio
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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.