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Finding the Fourth Proportional to 804,963, 1,110,606.44 and 482,555.46

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Solution

The fourth proportional to 804,963, 1,110,606.44 and 482,555.46 is: 665,781.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,963 : 1,110,606.44 = 482,555.46 : x
  2. Step 2: Convert to fraction form
    804,963/1,110,606.44 = 482,555.46/x
  3. Step 3: Cross multiply
    804,963x = 1,110,606.44 × 482,555.46
  4. Step 4: Simplify right side
    804,963x = 535,929,201,533.16
  5. Step 5: Solve for x
    x = 535,929,201,533.16/804,963
  6. Step 6: Final answer
    x = 665,781.16

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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.