Home / 572,576.13-858,732.93-257,123.25

Finding the Fourth Proportional to 572,576.13, 858,732.93 and 257,123.25

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Solution

The fourth proportional to 572,576.13, 858,732.93 and 257,123.25 is: 385,625.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,576.13 : 858,732.93 = 257,123.25 : x
  2. Step 2: Convert to fraction form
    572,576.13/858,732.93 = 257,123.25/x
  3. Step 3: Cross multiply
    572,576.13x = 858,732.93 × 257,123.25
  4. Step 4: Simplify right side
    572,576.13x = 220,800,201,843.62
  5. Step 5: Solve for x
    x = 220,800,201,843.62/572,576.13
  6. Step 6: Final answer
    x = 385,625.93

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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.