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Finding the Fourth Proportional to 332,283.88, 498,484.23 and 142,860.52

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Solution

The fourth proportional to 332,283.88, 498,484.23 and 142,860.52 is: 214,315.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,283.88 : 498,484.23 = 142,860.52 : x
  2. Step 2: Convert to fraction form
    332,283.88/498,484.23 = 142,860.52/x
  3. Step 3: Cross multiply
    332,283.88x = 498,484.23 × 142,860.52
  4. Step 4: Simplify right side
    332,283.88x = 71,213,716,309.60
  5. Step 5: Solve for x
    x = 71,213,716,309.60/332,283.88
  6. Step 6: Final answer
    x = 214,315.89

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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.