Home / 475,934.69-656,783.74-271,983.27

Finding the Fourth Proportional to 475,934.69, 656,783.74 and 271,983.27

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Solution

The fourth proportional to 475,934.69, 656,783.74 and 271,983.27 is: 375,333.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,934.69 : 656,783.74 = 271,983.27 : x
  2. Step 2: Convert to fraction form
    475,934.69/656,783.74 = 271,983.27/x
  3. Step 3: Cross multiply
    475,934.69x = 656,783.74 × 271,983.27
  4. Step 4: Simplify right side
    475,934.69x = 178,634,192,600.92
  5. Step 5: Solve for x
    x = 178,634,192,600.92/475,934.69
  6. Step 6: Final answer
    x = 375,333.42

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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.