Home / 581,005.64-801,786.50-322,881.73

Finding the Fourth Proportional to 581,005.64, 801,786.50 and 322,881.73

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Solution

The fourth proportional to 581,005.64, 801,786.50 and 322,881.73 is: 445,576.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,005.64 : 801,786.50 = 322,881.73 : x
  2. Step 2: Convert to fraction form
    581,005.64/801,786.50 = 322,881.73/x
  3. Step 3: Cross multiply
    581,005.64x = 801,786.50 × 322,881.73
  4. Step 4: Simplify right side
    581,005.64x = 258,882,209,802.58
  5. Step 5: Solve for x
    x = 258,882,209,802.58/581,005.64
  6. Step 6: Final answer
    x = 445,576.07

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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.