Home / 855,383.66-1,281,658.68-601,423.38

Finding the Fourth Proportional to 855,383.66, 1,281,658.68 and 601,423.38

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Solution

The fourth proportional to 855,383.66, 1,281,658.68 and 601,423.38 is: 901,138.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,383.66 : 1,281,658.68 = 601,423.38 : x
  2. Step 2: Convert to fraction form
    855,383.66/1,281,658.68 = 601,423.38/x
  3. Step 3: Cross multiply
    855,383.66x = 1,281,658.68 × 601,423.38
  4. Step 4: Simplify right side
    855,383.66x = 770,819,495,331.94
  5. Step 5: Solve for x
    x = 770,819,495,331.94/855,383.66
  6. Step 6: Final answer
    x = 901,138.91

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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.