Home / 572,884.10-857,576.55-446,912.90

Finding the Fourth Proportional to 572,884.10, 857,576.55 and 446,912.90

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Solution

The fourth proportional to 572,884.10, 857,576.55 and 446,912.90 is: 669,004.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,884.10 : 857,576.55 = 446,912.90 : x
  2. Step 2: Convert to fraction form
    572,884.10/857,576.55 = 446,912.90/x
  3. Step 3: Cross multiply
    572,884.10x = 857,576.55 × 446,912.90
  4. Step 4: Simplify right side
    572,884.10x = 383,262,022,932.50
  5. Step 5: Solve for x
    x = 383,262,022,932.50/572,884.10
  6. Step 6: Final answer
    x = 669,004.47

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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.