Home / 850,822.36-1,174,142.73-468,862.81

Finding the Fourth Proportional to 850,822.36, 1,174,142.73 and 468,862.81

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Solution

The fourth proportional to 850,822.36, 1,174,142.73 and 468,862.81 is: 647,035.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,822.36 : 1,174,142.73 = 468,862.81 : x
  2. Step 2: Convert to fraction form
    850,822.36/1,174,142.73 = 468,862.81/x
  3. Step 3: Cross multiply
    850,822.36x = 1,174,142.73 × 468,862.81
  4. Step 4: Simplify right side
    850,822.36x = 550,511,859,728.87
  5. Step 5: Solve for x
    x = 550,511,859,728.87/850,822.36
  6. Step 6: Final answer
    x = 647,035.02

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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.