Home / 762,625.08-1,143,944.15-194,006.70

Finding the Fourth Proportional to 762,625.08, 1,143,944.15 and 194,006.70

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Solution

The fourth proportional to 762,625.08, 1,143,944.15 and 194,006.70 is: 291,011.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,625.08 : 1,143,944.15 = 194,006.70 : x
  2. Step 2: Convert to fraction form
    762,625.08/1,143,944.15 = 194,006.70/x
  3. Step 3: Cross multiply
    762,625.08x = 1,143,944.15 × 194,006.70
  4. Step 4: Simplify right side
    762,625.08x = 221,932,828,555.77
  5. Step 5: Solve for x
    x = 221,932,828,555.77/762,625.08
  6. Step 6: Final answer
    x = 291,011.71

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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.