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Finding the Fourth Proportional to 362,533.76, 500,289.60 and 201,388.16

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Solution

The fourth proportional to 362,533.76, 500,289.60 and 201,388.16 is: 277,911.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,533.76 : 500,289.60 = 201,388.16 : x
  2. Step 2: Convert to fraction form
    362,533.76/500,289.60 = 201,388.16/x
  3. Step 3: Cross multiply
    362,533.76x = 500,289.60 × 201,388.16
  4. Step 4: Simplify right side
    362,533.76x = 100,752,402,011.14
  5. Step 5: Solve for x
    x = 100,752,402,011.14/362,533.76
  6. Step 6: Final answer
    x = 277,911.78

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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.