Home / 256,268.48-353,816.90-229,364.24

Finding the Fourth Proportional to 256,268.48, 353,816.90 and 229,364.24

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Solution

The fourth proportional to 256,268.48, 353,816.90 and 229,364.24 is: 316,671.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,268.48 : 353,816.90 = 229,364.24 : x
  2. Step 2: Convert to fraction form
    256,268.48/353,816.90 = 229,364.24/x
  3. Step 3: Cross multiply
    256,268.48x = 353,816.90 × 229,364.24
  4. Step 4: Simplify right side
    256,268.48x = 81,152,944,367.66
  5. Step 5: Solve for x
    x = 81,152,944,367.66/256,268.48
  6. Step 6: Final answer
    x = 316,671.58

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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.