Home / 471,890.28-707,927.94-187,527.83

Finding the Fourth Proportional to 471,890.28, 707,927.94 and 187,527.83

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Solution

The fourth proportional to 471,890.28, 707,927.94 and 187,527.83 is: 281,328.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,890.28 : 707,927.94 = 187,527.83 : x
  2. Step 2: Convert to fraction form
    471,890.28/707,927.94 = 187,527.83/x
  3. Step 3: Cross multiply
    471,890.28x = 707,927.94 × 187,527.83
  4. Step 4: Simplify right side
    471,890.28x = 132,756,190,384.57
  5. Step 5: Solve for x
    x = 132,756,190,384.57/471,890.28
  6. Step 6: Final answer
    x = 281,328.51

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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.