Home / 905,100.73-1,358,223.83-506,003.31

Finding the Fourth Proportional to 905,100.73, 1,358,223.83 and 506,003.31

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Solution

The fourth proportional to 905,100.73, 1,358,223.83 and 506,003.31 is: 759,325.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,100.73 : 1,358,223.83 = 506,003.31 : x
  2. Step 2: Convert to fraction form
    905,100.73/1,358,223.83 = 506,003.31/x
  3. Step 3: Cross multiply
    905,100.73x = 1,358,223.83 × 506,003.31
  4. Step 4: Simplify right side
    905,100.73x = 687,265,753,700.88
  5. Step 5: Solve for x
    x = 687,265,753,700.88/905,100.73
  6. Step 6: Final answer
    x = 759,325.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.