Home / 675,973.45-1,013,933.64-170,527.78

Finding the Fourth Proportional to 675,973.45, 1,013,933.64 and 170,527.78

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Solution

The fourth proportional to 675,973.45, 1,013,933.64 and 170,527.78 is: 255,784.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,973.45 : 1,013,933.64 = 170,527.78 : x
  2. Step 2: Convert to fraction form
    675,973.45/1,013,933.64 = 170,527.78/x
  3. Step 3: Cross multiply
    675,973.45x = 1,013,933.64 × 170,527.78
  4. Step 4: Simplify right side
    675,973.45x = 172,903,847,626.85
  5. Step 5: Solve for x
    x = 172,903,847,626.85/675,973.45
  6. Step 6: Final answer
    x = 255,784.97

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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.