Home / 808,600.62-1,212,545.70-302,806.85

Finding the Fourth Proportional to 808,600.62, 1,212,545.70 and 302,806.85

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Solution

The fourth proportional to 808,600.62, 1,212,545.70 and 302,806.85 is: 454,077.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,600.62 : 1,212,545.70 = 302,806.85 : x
  2. Step 2: Convert to fraction form
    808,600.62/1,212,545.70 = 302,806.85/x
  3. Step 3: Cross multiply
    808,600.62x = 1,212,545.70 × 302,806.85
  4. Step 4: Simplify right side
    808,600.62x = 367,167,146,929.41
  5. Step 5: Solve for x
    x = 367,167,146,929.41/808,600.62
  6. Step 6: Final answer
    x = 454,077.25

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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.