Home / 332,533.58-498,999.10-122,192.78

Finding the Fourth Proportional to 332,533.58, 498,999.10 and 122,192.78

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Solution

The fourth proportional to 332,533.58, 498,999.10 and 122,192.78 is: 183,362.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,533.58 : 498,999.10 = 122,192.78 : x
  2. Step 2: Convert to fraction form
    332,533.58/498,999.10 = 122,192.78/x
  3. Step 3: Cross multiply
    332,533.58x = 498,999.10 × 122,192.78
  4. Step 4: Simplify right side
    332,533.58x = 60,974,087,246.50
  5. Step 5: Solve for x
    x = 60,974,087,246.50/332,533.58
  6. Step 6: Final answer
    x = 183,362.20

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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.