Home / 892,774.37-1,338,818.83-380,114.46

Finding the Fourth Proportional to 892,774.37, 1,338,818.83 and 380,114.46

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Solution

The fourth proportional to 892,774.37, 1,338,818.83 and 380,114.46 is: 570,025.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,774.37 : 1,338,818.83 = 380,114.46 : x
  2. Step 2: Convert to fraction form
    892,774.37/1,338,818.83 = 380,114.46/x
  3. Step 3: Cross multiply
    892,774.37x = 1,338,818.83 × 380,114.46
  4. Step 4: Simplify right side
    892,774.37x = 508,904,395,653.00
  5. Step 5: Solve for x
    x = 508,904,395,653.00/892,774.37
  6. Step 6: Final answer
    x = 570,025.77

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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.