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Finding the Fourth Proportional to 335,935.72, 463,591.28 and 185,032.72

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Solution

The fourth proportional to 335,935.72, 463,591.28 and 185,032.72 is: 255,345.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,935.72 : 463,591.28 = 185,032.72 : x
  2. Step 2: Convert to fraction form
    335,935.72/463,591.28 = 185,032.72/x
  3. Step 3: Cross multiply
    335,935.72x = 463,591.28 × 185,032.72
  4. Step 4: Simplify right side
    335,935.72x = 85,779,555,506.68
  5. Step 5: Solve for x
    x = 85,779,555,506.68/335,935.72
  6. Step 6: Final answer
    x = 255,345.15

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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.