Home / 805,202.07-1,111,182.46-442,649.29

Finding the Fourth Proportional to 805,202.07, 1,111,182.46 and 442,649.29

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Solution

The fourth proportional to 805,202.07, 1,111,182.46 and 442,649.29 is: 610,858.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,202.07 : 1,111,182.46 = 442,649.29 : x
  2. Step 2: Convert to fraction form
    805,202.07/1,111,182.46 = 442,649.29/x
  3. Step 3: Cross multiply
    805,202.07x = 1,111,182.46 × 442,649.29
  4. Step 4: Simplify right side
    805,202.07x = 491,864,123,094.87
  5. Step 5: Solve for x
    x = 491,864,123,094.87/805,202.07
  6. Step 6: Final answer
    x = 610,858.00

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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.