Home / 332,536.35-499,001.21-122,321.79

Finding the Fourth Proportional to 332,536.35, 499,001.21 and 122,321.79

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Solution

The fourth proportional to 332,536.35, 499,001.21 and 122,321.79 is: 183,555.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,536.35 : 499,001.21 = 122,321.79 : x
  2. Step 2: Convert to fraction form
    332,536.35/499,001.21 = 122,321.79/x
  3. Step 3: Cross multiply
    332,536.35x = 499,001.21 × 122,321.79
  4. Step 4: Simplify right side
    332,536.35x = 61,038,720,607.76
  5. Step 5: Solve for x
    x = 61,038,720,607.76/332,536.35
  6. Step 6: Final answer
    x = 183,555.03

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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.