Home / 375,789.38-562,271.63-263,688.31

Finding the Fourth Proportional to 375,789.38, 562,271.63 and 263,688.31

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Solution

The fourth proportional to 375,789.38, 562,271.63 and 263,688.31 is: 394,541.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,789.38 : 562,271.63 = 263,688.31 : x
  2. Step 2: Convert to fraction form
    375,789.38/562,271.63 = 263,688.31/x
  3. Step 3: Cross multiply
    375,789.38x = 562,271.63 × 263,688.31
  4. Step 4: Simplify right side
    375,789.38x = 148,264,455,260.04
  5. Step 5: Solve for x
    x = 148,264,455,260.04/375,789.38
  6. Step 6: Final answer
    x = 394,541.37

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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.