Home / 733,628.32-1,101,462-378,904.48

Finding the Fourth Proportional to 733,628.32, 1,101,462 and 378,904.48

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Solution

The fourth proportional to 733,628.32, 1,101,462 and 378,904.48 is: 568,883.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,628.32 : 1,101,462 = 378,904.48 : x
  2. Step 2: Convert to fraction form
    733,628.32/1,101,462 = 378,904.48/x
  3. Step 3: Cross multiply
    733,628.32x = 1,101,462 × 378,904.48
  4. Step 4: Simplify right side
    733,628.32x = 417,348,886,349.76
  5. Step 5: Solve for x
    x = 417,348,886,349.76/733,628.32
  6. Step 6: Final answer
    x = 568,883.28

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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.