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Finding the Fourth Proportional to 335,288.86, 462,689.40 and 184,385.86

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Solution

The fourth proportional to 335,288.86, 462,689.40 and 184,385.86 is: 254,447.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,288.86 : 462,689.40 = 184,385.86 : x
  2. Step 2: Convert to fraction form
    335,288.86/462,689.40 = 184,385.86/x
  3. Step 3: Cross multiply
    335,288.86x = 462,689.40 × 184,385.86
  4. Step 4: Simplify right side
    335,288.86x = 85,313,382,931.88
  5. Step 5: Solve for x
    x = 85,313,382,931.88/335,288.86
  6. Step 6: Final answer
    x = 254,447.41

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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.