Home / 332,620.23-499,127.18-122,405.79

Finding the Fourth Proportional to 332,620.23, 499,127.18 and 122,405.79

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Solution

The fourth proportional to 332,620.23, 499,127.18 and 122,405.79 is: 183,681.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,620.23 : 499,127.18 = 122,405.79 : x
  2. Step 2: Convert to fraction form
    332,620.23/499,127.18 = 122,405.79/x
  3. Step 3: Cross multiply
    332,620.23x = 499,127.18 × 122,405.79
  4. Step 4: Simplify right side
    332,620.23x = 61,096,056,166.34
  5. Step 5: Solve for x
    x = 61,096,056,166.34/332,620.23
  6. Step 6: Final answer
    x = 183,681.12

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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.