Home / 653,733.39-902,236.13-367,253.80

Finding the Fourth Proportional to 653,733.39, 902,236.13 and 367,253.80

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Solution

The fourth proportional to 653,733.39, 902,236.13 and 367,253.80 is: 506,857.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,733.39 : 902,236.13 = 367,253.80 : x
  2. Step 2: Convert to fraction form
    653,733.39/902,236.13 = 367,253.80/x
  3. Step 3: Cross multiply
    653,733.39x = 902,236.13 × 367,253.80
  4. Step 4: Simplify right side
    653,733.39x = 331,349,647,239.79
  5. Step 5: Solve for x
    x = 331,349,647,239.79/653,733.39
  6. Step 6: Final answer
    x = 506,857.46

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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.