Home / 997,018.56-1,375,878.51-544,309.56

Finding the Fourth Proportional to 997,018.56, 1,375,878.51 and 544,309.56

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Solution

The fourth proportional to 997,018.56, 1,375,878.51 and 544,309.56 is: 751,143.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,018.56 : 1,375,878.51 = 544,309.56 : x
  2. Step 2: Convert to fraction form
    997,018.56/1,375,878.51 = 544,309.56/x
  3. Step 3: Cross multiply
    997,018.56x = 1,375,878.51 × 544,309.56
  4. Step 4: Simplify right side
    997,018.56x = 748,903,826,391.56
  5. Step 5: Solve for x
    x = 748,903,826,391.56/997,018.56
  6. Step 6: Final answer
    x = 751,143.32

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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.