Home / 762,756.66-1,143,690.03-230,117.94

Finding the Fourth Proportional to 762,756.66, 1,143,690.03 and 230,117.94

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Solution

The fourth proportional to 762,756.66, 1,143,690.03 and 230,117.94 is: 345,042.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,756.66 : 1,143,690.03 = 230,117.94 : x
  2. Step 2: Convert to fraction form
    762,756.66/1,143,690.03 = 230,117.94/x
  3. Step 3: Cross multiply
    762,756.66x = 1,143,690.03 × 230,117.94
  4. Step 4: Simplify right side
    762,756.66x = 263,183,593,702.14
  5. Step 5: Solve for x
    x = 263,183,593,702.14/762,756.66
  6. Step 6: Final answer
    x = 345,042.67

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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.