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Finding the Fourth Proportional to 804,751.16, 1,110,653.16 and 482,638.46

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Solution

The fourth proportional to 804,751.16, 1,110,653.16 and 482,638.46 is: 666,098.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,751.16 : 1,110,653.16 = 482,638.46 : x
  2. Step 2: Convert to fraction form
    804,751.16/1,110,653.16 = 482,638.46/x
  3. Step 3: Cross multiply
    804,751.16x = 1,110,653.16 × 482,638.46
  4. Step 4: Simplify right side
    804,751.16x = 536,043,930,736.53
  5. Step 5: Solve for x
    x = 536,043,930,736.53/804,751.16
  6. Step 6: Final answer
    x = 666,098.98

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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.