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Finding the Fourth Proportional to 882,692.04, 1,324,040.82 and 243,004.32

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Solution

The fourth proportional to 882,692.04, 1,324,040.82 and 243,004.32 is: 364,507.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,692.04 : 1,324,040.82 = 243,004.32 : x
  2. Step 2: Convert to fraction form
    882,692.04/1,324,040.82 = 243,004.32/x
  3. Step 3: Cross multiply
    882,692.04x = 1,324,040.82 × 243,004.32
  4. Step 4: Simplify right side
    882,692.04x = 321,747,639,116.34
  5. Step 5: Solve for x
    x = 321,747,639,116.34/882,692.04
  6. Step 6: Final answer
    x = 364,507.24

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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.