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Finding the Fourth Proportional to 555,040.74, 832,815.44 and 301,942.06

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Solution

The fourth proportional to 555,040.74, 832,815.44 and 301,942.06 is: 453,051.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,040.74 : 832,815.44 = 301,942.06 : x
  2. Step 2: Convert to fraction form
    555,040.74/832,815.44 = 301,942.06/x
  3. Step 3: Cross multiply
    555,040.74x = 832,815.44 × 301,942.06
  4. Step 4: Simplify right side
    555,040.74x = 251,462,009,553.41
  5. Step 5: Solve for x
    x = 251,462,009,553.41/555,040.74
  6. Step 6: Final answer
    x = 453,051.45

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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.