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Finding the Fourth Proportional to 362,673.96, 500,346.66 and 209,684.04

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Solution

The fourth proportional to 362,673.96, 500,346.66 and 209,684.04 is: 289,281.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,673.96 : 500,346.66 = 209,684.04 : x
  2. Step 2: Convert to fraction form
    362,673.96/500,346.66 = 209,684.04/x
  3. Step 3: Cross multiply
    362,673.96x = 500,346.66 × 209,684.04
  4. Step 4: Simplify right side
    362,673.96x = 104,914,709,069.31
  5. Step 5: Solve for x
    x = 104,914,709,069.31/362,673.96
  6. Step 6: Final answer
    x = 289,281.06

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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.