Home / 1,528.26-2,292.12-603.54

Finding the Fourth Proportional to 1,528.26, 2,292.12 and 603.54

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Solution

The fourth proportional to 1,528.26, 2,292.12 and 603.54 is: 905.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528.26 : 2,292.12 = 603.54 : x
  2. Step 2: Convert to fraction form
    1,528.26/2,292.12 = 603.54/x
  3. Step 3: Cross multiply
    1,528.26x = 2,292.12 × 603.54
  4. Step 4: Simplify right side
    1,528.26x = 1,383,386.10
  5. Step 5: Solve for x
    x = 1,383,386.10/1,528.26
  6. Step 6: Final answer
    x = 905.20

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1.5x scale

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.