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Finding the Fourth Proportional to 550,846.58, 760,151.22 and 305,826.04

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Solution

The fourth proportional to 550,846.58, 760,151.22 and 305,826.04 is: 422,030.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,846.58 : 760,151.22 = 305,826.04 : x
  2. Step 2: Convert to fraction form
    550,846.58/760,151.22 = 305,826.04/x
  3. Step 3: Cross multiply
    550,846.58x = 760,151.22 × 305,826.04
  4. Step 4: Simplify right side
    550,846.58x = 232,474,035,733.58
  5. Step 5: Solve for x
    x = 232,474,035,733.58/550,846.58
  6. Step 6: Final answer
    x = 422,030.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.