Home / 893,445.28-1,232,958.48-491,063.20

Finding the Fourth Proportional to 893,445.28, 1,232,958.48 and 491,063.20

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Solution

The fourth proportional to 893,445.28, 1,232,958.48 and 491,063.20 is: 677,669.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,445.28 : 1,232,958.48 = 491,063.20 : x
  2. Step 2: Convert to fraction form
    893,445.28/1,232,958.48 = 491,063.20/x
  3. Step 3: Cross multiply
    893,445.28x = 1,232,958.48 × 491,063.20
  4. Step 4: Simplify right side
    893,445.28x = 605,460,536,655.94
  5. Step 5: Solve for x
    x = 605,460,536,655.94/893,445.28
  6. Step 6: Final answer
    x = 677,669.41

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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.