Home / 301,084.16-451,702.17-212,510.66

Finding the Fourth Proportional to 301,084.16, 451,702.17 and 212,510.66

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Solution

The fourth proportional to 301,084.16, 451,702.17 and 212,510.66 is: 318,819.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,084.16 : 451,702.17 = 212,510.66 : x
  2. Step 2: Convert to fraction form
    301,084.16/451,702.17 = 212,510.66/x
  3. Step 3: Cross multiply
    301,084.16x = 451,702.17 × 212,510.66
  4. Step 4: Simplify right side
    301,084.16x = 95,991,524,011.62
  5. Step 5: Solve for x
    x = 95,991,524,011.62/301,084.16
  6. Step 6: Final answer
    x = 318,819.58

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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.