Home / 851,818.59-1,277,451.32-283,046.94

Finding the Fourth Proportional to 851,818.59, 1,277,451.32 and 283,046.94

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Solution

The fourth proportional to 851,818.59, 1,277,451.32 and 283,046.94 is: 424,478.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,818.59 : 1,277,451.32 = 283,046.94 : x
  2. Step 2: Convert to fraction form
    851,818.59/1,277,451.32 = 283,046.94/x
  3. Step 3: Cross multiply
    851,818.59x = 1,277,451.32 × 283,046.94
  4. Step 4: Simplify right side
    851,818.59x = 361,578,685,709.73
  5. Step 5: Solve for x
    x = 361,578,685,709.73/851,818.59
  6. Step 6: Final answer
    x = 424,478.51

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.