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Finding the Fourth Proportional to 362,673.63, 500,553.42 and 209,687.52

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Solution

The fourth proportional to 362,673.63, 500,553.42 and 209,687.52 is: 289,405.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,673.63 : 500,553.42 = 209,687.52 : x
  2. Step 2: Convert to fraction form
    362,673.63/500,553.42 = 209,687.52/x
  3. Step 3: Cross multiply
    362,673.63x = 500,553.42 × 209,687.52
  4. Step 4: Simplify right side
    362,673.63x = 104,959,805,267.32
  5. Step 5: Solve for x
    x = 104,959,805,267.32/362,673.63
  6. Step 6: Final answer
    x = 289,405.67

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1.5x scale

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.