Home / 901,103.50-1,350,605.49-501,553.18

Finding the Fourth Proportional to 901,103.50, 1,350,605.49 and 501,553.18

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Solution

The fourth proportional to 901,103.50, 1,350,605.49 and 501,553.18 is: 751,745.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,103.50 : 1,350,605.49 = 501,553.18 : x
  2. Step 2: Convert to fraction form
    901,103.50/1,350,605.49 = 501,553.18/x
  3. Step 3: Cross multiply
    901,103.50x = 1,350,605.49 × 501,553.18
  4. Step 4: Simplify right side
    901,103.50x = 677,400,478,434.96
  5. Step 5: Solve for x
    x = 677,400,478,434.96/901,103.50
  6. Step 6: Final answer
    x = 751,745.47

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Half scale
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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.