Home / 1,296.12-1,944.06-474.36

Finding the Fourth Proportional to 1,296.12, 1,944.06 and 474.36

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Solution

The fourth proportional to 1,296.12, 1,944.06 and 474.36 is: 711.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296.12 : 1,944.06 = 474.36 : x
  2. Step 2: Convert to fraction form
    1,296.12/1,944.06 = 474.36/x
  3. Step 3: Cross multiply
    1,296.12x = 1,944.06 × 474.36
  4. Step 4: Simplify right side
    1,296.12x = 922,184.30
  5. Step 5: Solve for x
    x = 922,184.30/1,296.12
  6. Step 6: Final answer
    x = 711.50

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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.