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Finding the Fourth Proportional to 362,949.30, 508,653.90 and 362,949.30

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Solution

The fourth proportional to 362,949.30, 508,653.90 and 362,949.30 is: 508,653.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,949.30 : 508,653.90 = 362,949.30 : x
  2. Step 2: Convert to fraction form
    362,949.30/508,653.90 = 362,949.30/x
  3. Step 3: Cross multiply
    362,949.30x = 508,653.90 × 362,949.30
  4. Step 4: Simplify right side
    362,949.30x = 184,615,576,947.27
  5. Step 5: Solve for x
    x = 184,615,576,947.27/362,949.30
  6. Step 6: Final answer
    x = 508,653.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.