Home / 909,962.40-1,364,943.60-892,247.70

Finding the Fourth Proportional to 909,962.40, 1,364,943.60 and 892,247.70

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Solution

The fourth proportional to 909,962.40, 1,364,943.60 and 892,247.70 is: 1,338,371.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,962.40 : 1,364,943.60 = 892,247.70 : x
  2. Step 2: Convert to fraction form
    909,962.40/1,364,943.60 = 892,247.70/x
  3. Step 3: Cross multiply
    909,962.40x = 1,364,943.60 × 892,247.70
  4. Step 4: Simplify right side
    909,962.40x = 1,217,867,787,729.72
  5. Step 5: Solve for x
    x = 1,217,867,787,729.72/909,962.40
  6. Step 6: Final answer
    x = 1,338,371.55

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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.