Home / 461,476.22-636,835.95-257,524.92

Finding the Fourth Proportional to 461,476.22, 636,835.95 and 257,524.92

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Solution

The fourth proportional to 461,476.22, 636,835.95 and 257,524.92 is: 355,383.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,476.22 : 636,835.95 = 257,524.92 : x
  2. Step 2: Convert to fraction form
    461,476.22/636,835.95 = 257,524.92/x
  3. Step 3: Cross multiply
    461,476.22x = 636,835.95 × 257,524.92
  4. Step 4: Simplify right side
    461,476.22x = 164,001,127,076.87
  5. Step 5: Solve for x
    x = 164,001,127,076.87/461,476.22
  6. Step 6: Final answer
    x = 355,383.71

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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.