Home / 1,528.97-2,293.47-433.35

Finding the Fourth Proportional to 1,528.97, 2,293.47 and 433.35

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Solution

The fourth proportional to 1,528.97, 2,293.47 and 433.35 is: 650.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528.97 : 2,293.47 = 433.35 : x
  2. Step 2: Convert to fraction form
    1,528.97/2,293.47 = 433.35/x
  3. Step 3: Cross multiply
    1,528.97x = 2,293.47 × 433.35
  4. Step 4: Simplify right side
    1,528.97x = 993,875.22
  5. Step 5: Solve for x
    x = 993,875.22/1,528.97
  6. Step 6: Final answer
    x = 650.03

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Double scale
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Similar ratio
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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.