Home / 1,528.04-2,292.08-603.84

Finding the Fourth Proportional to 1,528.04, 2,292.08 and 603.84

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Solution

The fourth proportional to 1,528.04, 2,292.08 and 603.84 is: 905.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528.04 : 2,292.08 = 603.84 : x
  2. Step 2: Convert to fraction form
    1,528.04/2,292.08 = 603.84/x
  3. Step 3: Cross multiply
    1,528.04x = 2,292.08 × 603.84
  4. Step 4: Simplify right side
    1,528.04x = 1,384,049.59
  5. Step 5: Solve for x
    x = 1,384,049.59/1,528.04
  6. Step 6: Final answer
    x = 905.77

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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.