Home / 1,528.64-2,292.40-603.44

Finding the Fourth Proportional to 1,528.64, 2,292.40 and 603.44

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Solution

The fourth proportional to 1,528.64, 2,292.40 and 603.44 is: 904.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528.64 : 2,292.40 = 603.44 : x
  2. Step 2: Convert to fraction form
    1,528.64/2,292.40 = 603.44/x
  3. Step 3: Cross multiply
    1,528.64x = 2,292.40 × 603.44
  4. Step 4: Simplify right side
    1,528.64x = 1,383,325.86
  5. Step 5: Solve for x
    x = 1,383,325.86/1,528.64
  6. Step 6: Final answer
    x = 904.94

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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.