Home / 893,528.28-1,233,077.10-485,631.09

Finding the Fourth Proportional to 893,528.28, 1,233,077.10 and 485,631.09

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Solution

The fourth proportional to 893,528.28, 1,233,077.10 and 485,631.09 is: 670,175.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,528.28 : 1,233,077.10 = 485,631.09 : x
  2. Step 2: Convert to fraction form
    893,528.28/1,233,077.10 = 485,631.09/x
  3. Step 3: Cross multiply
    893,528.28x = 1,233,077.10 × 485,631.09
  4. Step 4: Simplify right side
    893,528.28x = 598,820,576,127.04
  5. Step 5: Solve for x
    x = 598,820,576,127.04/893,528.28
  6. Step 6: Final answer
    x = 670,175.29

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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.