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Finding the Fourth Proportional to 801,918, 1,106,646.84 and 444,222

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Solution

The fourth proportional to 801,918, 1,106,646.84 and 444,222 is: 613,026.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,918 : 1,106,646.84 = 444,222 : x
  2. Step 2: Convert to fraction form
    801,918/1,106,646.84 = 444,222/x
  3. Step 3: Cross multiply
    801,918x = 1,106,646.84 × 444,222
  4. Step 4: Simplify right side
    801,918x = 491,596,872,558.48
  5. Step 5: Solve for x
    x = 491,596,872,558.48/801,918
  6. Step 6: Final answer
    x = 613,026.36

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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.