Home / 313,844.82-470,658.14-133,922.96

Finding the Fourth Proportional to 313,844.82, 470,658.14 and 133,922.96

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Solution

The fourth proportional to 313,844.82, 470,658.14 and 133,922.96 is: 200,837.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,844.82 : 470,658.14 = 133,922.96 : x
  2. Step 2: Convert to fraction form
    313,844.82/470,658.14 = 133,922.96/x
  3. Step 3: Cross multiply
    313,844.82x = 470,658.14 × 133,922.96
  4. Step 4: Simplify right side
    313,844.82x = 63,031,931,256.89
  5. Step 5: Solve for x
    x = 63,031,931,256.89/313,844.82
  6. Step 6: Final answer
    x = 200,837.89

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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.