Home / 756,567.16-1,134,836.64-187,949.56

Finding the Fourth Proportional to 756,567.16, 1,134,836.64 and 187,949.56

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Solution

The fourth proportional to 756,567.16, 1,134,836.64 and 187,949.56 is: 281,920.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,567.16 : 1,134,836.64 = 187,949.56 : x
  2. Step 2: Convert to fraction form
    756,567.16/1,134,836.64 = 187,949.56/x
  3. Step 3: Cross multiply
    756,567.16x = 1,134,836.64 × 187,949.56
  4. Step 4: Simplify right side
    756,567.16x = 213,292,047,159.88
  5. Step 5: Solve for x
    x = 213,292,047,159.88/756,567.16
  6. Step 6: Final answer
    x = 281,920.84

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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.