Home / 759,518.46-1,139,838.41-360,160.56

Finding the Fourth Proportional to 759,518.46, 1,139,838.41 and 360,160.56

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Solution

The fourth proportional to 759,518.46, 1,139,838.41 and 360,160.56 is: 540,506.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,518.46 : 1,139,838.41 = 360,160.56 : x
  2. Step 2: Convert to fraction form
    759,518.46/1,139,838.41 = 360,160.56/x
  3. Step 3: Cross multiply
    759,518.46x = 1,139,838.41 × 360,160.56
  4. Step 4: Simplify right side
    759,518.46x = 410,524,840,055.11
  5. Step 5: Solve for x
    x = 410,524,840,055.11/759,518.46
  6. Step 6: Final answer
    x = 540,506.73

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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.