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Finding the Fourth Proportional to 593,804, 819,427.56 and 321,866.04

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Solution

The fourth proportional to 593,804, 819,427.56 and 321,866.04 is: 444,163.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,804 : 819,427.56 = 321,866.04 : x
  2. Step 2: Convert to fraction form
    593,804/819,427.56 = 321,866.04/x
  3. Step 3: Cross multiply
    593,804x = 819,427.56 × 321,866.04
  4. Step 4: Simplify right side
    593,804x = 263,745,903,804.06
  5. Step 5: Solve for x
    x = 263,745,903,804.06/593,804
  6. Step 6: Final answer
    x = 444,163.23

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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.