Home / 759,957.80-1,139,935.77-360,380.57

Finding the Fourth Proportional to 759,957.80, 1,139,935.77 and 360,380.57

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Solution

The fourth proportional to 759,957.80, 1,139,935.77 and 360,380.57 is: 540,570.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,957.80 : 1,139,935.77 = 360,380.57 : x
  2. Step 2: Convert to fraction form
    759,957.80/1,139,935.77 = 360,380.57/x
  3. Step 3: Cross multiply
    759,957.80x = 1,139,935.77 × 360,380.57
  4. Step 4: Simplify right side
    759,957.80x = 410,810,696,856.31
  5. Step 5: Solve for x
    x = 410,810,696,856.31/759,957.80
  6. Step 6: Final answer
    x = 540,570.41

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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.