Home / 457,271.91-631,041.57-263,676.24

Finding the Fourth Proportional to 457,271.91, 631,041.57 and 263,676.24

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Solution

The fourth proportional to 457,271.91, 631,041.57 and 263,676.24 is: 363,876.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,271.91 : 631,041.57 = 263,676.24 : x
  2. Step 2: Convert to fraction form
    457,271.91/631,041.57 = 263,676.24/x
  3. Step 3: Cross multiply
    457,271.91x = 631,041.57 × 263,676.24
  4. Step 4: Simplify right side
    457,271.91x = 166,390,668,461.30
  5. Step 5: Solve for x
    x = 166,390,668,461.30/457,271.91
  6. Step 6: Final answer
    x = 363,876.86

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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.