Home / 484,918.77-727,466.38-200,454.82

Finding the Fourth Proportional to 484,918.77, 727,466.38 and 200,454.82

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Solution

The fourth proportional to 484,918.77, 727,466.38 and 200,454.82 is: 300,718.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,918.77 : 727,466.38 = 200,454.82 : x
  2. Step 2: Convert to fraction form
    484,918.77/727,466.38 = 200,454.82/x
  3. Step 3: Cross multiply
    484,918.77x = 727,466.38 × 200,454.82
  4. Step 4: Simplify right side
    484,918.77x = 145,824,145,525.28
  5. Step 5: Solve for x
    x = 145,824,145,525.28/484,918.77
  6. Step 6: Final answer
    x = 300,718.71

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1.5x scale

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.