Home / 804,511.16-1,206,748.06-405,044.67

Finding the Fourth Proportional to 804,511.16, 1,206,748.06 and 405,044.67

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Solution

The fourth proportional to 804,511.16, 1,206,748.06 and 405,044.67 is: 607,557.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,511.16 : 1,206,748.06 = 405,044.67 : x
  2. Step 2: Convert to fraction form
    804,511.16/1,206,748.06 = 405,044.67/x
  3. Step 3: Cross multiply
    804,511.16x = 1,206,748.06 × 405,044.67
  4. Step 4: Simplify right side
    804,511.16x = 488,786,873,248.53
  5. Step 5: Solve for x
    x = 488,786,873,248.53/804,511.16
  6. Step 6: Final answer
    x = 607,557.61

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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.