Home / 506,945.44-699,576.24-280,586.08

Finding the Fourth Proportional to 506,945.44, 699,576.24 and 280,586.08

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Solution

The fourth proportional to 506,945.44, 699,576.24 and 280,586.08 is: 387,204.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,945.44 : 699,576.24 = 280,586.08 : x
  2. Step 2: Convert to fraction form
    506,945.44/699,576.24 = 280,586.08/x
  3. Step 3: Cross multiply
    506,945.44x = 699,576.24 × 280,586.08
  4. Step 4: Simplify right side
    506,945.44x = 196,291,354,842.74
  5. Step 5: Solve for x
    x = 196,291,354,842.74/506,945.44
  6. Step 6: Final answer
    x = 387,204.10

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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.