Home / 531,679.22-733,688.06-302,204.60

Finding the Fourth Proportional to 531,679.22, 733,688.06 and 302,204.60

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Solution

The fourth proportional to 531,679.22, 733,688.06 and 302,204.60 is: 417,025.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,679.22 : 733,688.06 = 302,204.60 : x
  2. Step 2: Convert to fraction form
    531,679.22/733,688.06 = 302,204.60/x
  3. Step 3: Cross multiply
    531,679.22x = 733,688.06 × 302,204.60
  4. Step 4: Simplify right side
    531,679.22x = 221,723,906,697.08
  5. Step 5: Solve for x
    x = 221,723,906,697.08/531,679.22
  6. Step 6: Final answer
    x = 417,025.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.