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Finding the Fourth Proportional to 248,484.96, 342,522 and 208,127.52

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Solution

The fourth proportional to 248,484.96, 342,522 and 208,127.52 is: 286,891.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,484.96 : 342,522 = 208,127.52 : x
  2. Step 2: Convert to fraction form
    248,484.96/342,522 = 208,127.52/x
  3. Step 3: Cross multiply
    248,484.96x = 342,522 × 208,127.52
  4. Step 4: Simplify right side
    248,484.96x = 71,288,254,405.44
  5. Step 5: Solve for x
    x = 71,288,254,405.44/248,484.96
  6. Step 6: Final answer
    x = 286,891.63

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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.