Home / 306,003.30-458,895.60-106,330.20

Finding the Fourth Proportional to 306,003.30, 458,895.60 and 106,330.20

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Solution

The fourth proportional to 306,003.30, 458,895.60 and 106,330.20 is: 159,457.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,003.30 : 458,895.60 = 106,330.20 : x
  2. Step 2: Convert to fraction form
    306,003.30/458,895.60 = 106,330.20/x
  3. Step 3: Cross multiply
    306,003.30x = 458,895.60 × 106,330.20
  4. Step 4: Simplify right side
    306,003.30x = 48,794,460,927.12
  5. Step 5: Solve for x
    x = 48,794,460,927.12/306,003.30
  6. Step 6: Final answer
    x = 159,457.30

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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.