Home / 750,116.87-1,035,167.74-427,843.29

Finding the Fourth Proportional to 750,116.87, 1,035,167.74 and 427,843.29

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Solution

The fourth proportional to 750,116.87, 1,035,167.74 and 427,843.29 is: 590,427.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,116.87 : 1,035,167.74 = 427,843.29 : x
  2. Step 2: Convert to fraction form
    750,116.87/1,035,167.74 = 427,843.29/x
  3. Step 3: Cross multiply
    750,116.87x = 1,035,167.74 × 427,843.29
  4. Step 4: Simplify right side
    750,116.87x = 442,889,571,583.47
  5. Step 5: Solve for x
    x = 442,889,571,583.47/750,116.87
  6. Step 6: Final answer
    x = 590,427.42

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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.