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Finding the Fourth Proportional to 804,315.76, 1,109,963.35 and 441,747

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Solution

The fourth proportional to 804,315.76, 1,109,963.35 and 441,747 is: 609,615.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,315.76 : 1,109,963.35 = 441,747 : x
  2. Step 2: Convert to fraction form
    804,315.76/1,109,963.35 = 441,747/x
  3. Step 3: Cross multiply
    804,315.76x = 1,109,963.35 × 441,747
  4. Step 4: Simplify right side
    804,315.76x = 490,322,980,524.63
  5. Step 5: Solve for x
    x = 490,322,980,524.63/804,315.76
  6. Step 6: Final answer
    x = 609,615.04

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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.