Home / 892,792.16-1,339,040.28-293,760.80

Finding the Fourth Proportional to 892,792.16, 1,339,040.28 and 293,760.80

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Solution

The fourth proportional to 892,792.16, 1,339,040.28 and 293,760.80 is: 440,592.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,792.16 : 1,339,040.28 = 293,760.80 : x
  2. Step 2: Convert to fraction form
    892,792.16/1,339,040.28 = 293,760.80/x
  3. Step 3: Cross multiply
    892,792.16x = 1,339,040.28 × 293,760.80
  4. Step 4: Simplify right side
    892,792.16x = 393,357,543,885.02
  5. Step 5: Solve for x
    x = 393,357,543,885.02/892,792.16
  6. Step 6: Final answer
    x = 440,592.52

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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.