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Finding the Fourth Proportional to 412,307.46, 568,972.44 and 240,263.46

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Solution

The fourth proportional to 412,307.46, 568,972.44 and 240,263.46 is: 331,556.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,307.46 : 568,972.44 = 240,263.46 : x
  2. Step 2: Convert to fraction form
    412,307.46/568,972.44 = 240,263.46/x
  3. Step 3: Cross multiply
    412,307.46x = 568,972.44 × 240,263.46
  4. Step 4: Simplify right side
    412,307.46x = 136,703,287,079.04
  5. Step 5: Solve for x
    x = 136,703,287,079.04/412,307.46
  6. Step 6: Final answer
    x = 331,556.67

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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.