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Finding the Fourth Proportional to 362,528.60, 500,289.21 and 201,398.67

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Solution

The fourth proportional to 362,528.60, 500,289.21 and 201,398.67 is: 277,930.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,528.60 : 500,289.21 = 201,398.67 : x
  2. Step 2: Convert to fraction form
    362,528.60/500,289.21 = 201,398.67/x
  3. Step 3: Cross multiply
    362,528.60x = 500,289.21 × 201,398.67
  4. Step 4: Simplify right side
    362,528.60x = 100,757,581,509.35
  5. Step 5: Solve for x
    x = 100,757,581,509.35/362,528.60
  6. Step 6: Final answer
    x = 277,930.03

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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.