Home / 654,333.60-902,971.56-367,853.61

Finding the Fourth Proportional to 654,333.60, 902,971.56 and 367,853.61

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Solution

The fourth proportional to 654,333.60, 902,971.56 and 367,853.61 is: 507,633.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,333.60 : 902,971.56 = 367,853.61 : x
  2. Step 2: Convert to fraction form
    654,333.60/902,971.56 = 367,853.61/x
  3. Step 3: Cross multiply
    654,333.60x = 902,971.56 × 367,853.61
  4. Step 4: Simplify right side
    654,333.60x = 332,161,348,073.33
  5. Step 5: Solve for x
    x = 332,161,348,073.33/654,333.60
  6. Step 6: Final answer
    x = 507,633.03

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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.