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Finding the Fourth Proportional to 1,296.04, 1,944.54 and 603.08

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Solution

The fourth proportional to 1,296.04, 1,944.54 and 603.08 is: 904.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296.04 : 1,944.54 = 603.08 : x
  2. Step 2: Convert to fraction form
    1,296.04/1,944.54 = 603.08/x
  3. Step 3: Cross multiply
    1,296.04x = 1,944.54 × 603.08
  4. Step 4: Simplify right side
    1,296.04x = 1,172,713.18
  5. Step 5: Solve for x
    x = 1,172,713.18/1,296.04
  6. Step 6: Final answer
    x = 904.84

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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.