Home / 657,346.35-986,128.53-230,771.46

Finding the Fourth Proportional to 657,346.35, 986,128.53 and 230,771.46

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Solution

The fourth proportional to 657,346.35, 986,128.53 and 230,771.46 is: 346,195.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,346.35 : 986,128.53 = 230,771.46 : x
  2. Step 2: Convert to fraction form
    657,346.35/986,128.53 = 230,771.46/x
  3. Step 3: Cross multiply
    657,346.35x = 986,128.53 × 230,771.46
  4. Step 4: Simplify right side
    657,346.35x = 227,570,320,615.75
  5. Step 5: Solve for x
    x = 227,570,320,615.75/657,346.35
  6. Step 6: Final answer
    x = 346,195.46

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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.