Home / 892,754.95-1,339,143.32-261,681.52

Finding the Fourth Proportional to 892,754.95, 1,339,143.32 and 261,681.52

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Solution

The fourth proportional to 892,754.95, 1,339,143.32 and 261,681.52 is: 392,525.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,754.95 : 1,339,143.32 = 261,681.52 : x
  2. Step 2: Convert to fraction form
    892,754.95/1,339,143.32 = 261,681.52/x
  3. Step 3: Cross multiply
    892,754.95x = 1,339,143.32 × 261,681.52
  4. Step 4: Simplify right side
    892,754.95x = 350,429,059,475.45
  5. Step 5: Solve for x
    x = 350,429,059,475.45/892,754.95
  6. Step 6: Final answer
    x = 392,525.47

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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.