Home / 722,971.31-997,744.77-417,042.27

Finding the Fourth Proportional to 722,971.31, 997,744.77 and 417,042.27

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Solution

The fourth proportional to 722,971.31, 997,744.77 and 417,042.27 is: 575,543.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,971.31 : 997,744.77 = 417,042.27 : x
  2. Step 2: Convert to fraction form
    722,971.31/997,744.77 = 417,042.27/x
  3. Step 3: Cross multiply
    722,971.31x = 997,744.77 × 417,042.27
  4. Step 4: Simplify right side
    722,971.31x = 416,101,743,761.43
  5. Step 5: Solve for x
    x = 416,101,743,761.43/722,971.31
  6. Step 6: Final answer
    x = 575,543.93

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1.5x scale

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.