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Finding the Fourth Proportional to 262,376.15, 362,046.87 and 165,543.48

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Solution

The fourth proportional to 262,376.15, 362,046.87 and 165,543.48 is: 228,429.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,376.15 : 362,046.87 = 165,543.48 : x
  2. Step 2: Convert to fraction form
    262,376.15/362,046.87 = 165,543.48/x
  3. Step 3: Cross multiply
    262,376.15x = 362,046.87 × 165,543.48
  4. Step 4: Simplify right side
    262,376.15x = 59,934,498,782.91
  5. Step 5: Solve for x
    x = 59,934,498,782.91/262,376.15
  6. Step 6: Final answer
    x = 228,429.68

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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.