Home / 284,947.67-393,189.27-162,455.85

Finding the Fourth Proportional to 284,947.67, 393,189.27 and 162,455.85

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Solution

The fourth proportional to 284,947.67, 393,189.27 and 162,455.85 is: 224,167.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,947.67 : 393,189.27 = 162,455.85 : x
  2. Step 2: Convert to fraction form
    284,947.67/393,189.27 = 162,455.85/x
  3. Step 3: Cross multiply
    284,947.67x = 393,189.27 × 162,455.85
  4. Step 4: Simplify right side
    284,947.67x = 63,875,895,102.78
  5. Step 5: Solve for x
    x = 63,875,895,102.78/284,947.67
  6. Step 6: Final answer
    x = 224,167.11

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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.