Home / 1,529.32-2,293.59-433.79

Finding the Fourth Proportional to 1,529.32, 2,293.59 and 433.79

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Solution

The fourth proportional to 1,529.32, 2,293.59 and 433.79 is: 650.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.32 : 2,293.59 = 433.79 : x
  2. Step 2: Convert to fraction form
    1,529.32/2,293.59 = 433.79/x
  3. Step 3: Cross multiply
    1,529.32x = 2,293.59 × 433.79
  4. Step 4: Simplify right side
    1,529.32x = 994,936.41
  5. Step 5: Solve for x
    x = 994,936.41/1,529.32
  6. Step 6: Final answer
    x = 650.58

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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.