Home / 248,380.64-343,073.04-180,288.80

Finding the Fourth Proportional to 248,380.64, 343,073.04 and 180,288.80

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Solution

The fourth proportional to 248,380.64, 343,073.04 and 180,288.80 is: 249,021.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,380.64 : 343,073.04 = 180,288.80 : x
  2. Step 2: Convert to fraction form
    248,380.64/343,073.04 = 180,288.80/x
  3. Step 3: Cross multiply
    248,380.64x = 343,073.04 × 180,288.80
  4. Step 4: Simplify right side
    248,380.64x = 61,852,226,693.95
  5. Step 5: Solve for x
    x = 61,852,226,693.95/248,380.64
  6. Step 6: Final answer
    x = 249,021.93

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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.