Home / 762,047.92-1,143,596.76-263,411.92

Finding the Fourth Proportional to 762,047.92, 1,143,596.76 and 263,411.92

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Solution

The fourth proportional to 762,047.92, 1,143,596.76 and 263,411.92 is: 395,299.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,047.92 : 1,143,596.76 = 263,411.92 : x
  2. Step 2: Convert to fraction form
    762,047.92/1,143,596.76 = 263,411.92/x
  3. Step 3: Cross multiply
    762,047.92x = 1,143,596.76 × 263,411.92
  4. Step 4: Simplify right side
    762,047.92x = 301,237,018,257.38
  5. Step 5: Solve for x
    x = 301,237,018,257.38/762,047.92
  6. Step 6: Final answer
    x = 395,299.31

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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.