Home / 1,088,272.32-1,632,412.32-330,120.36

Finding the Fourth Proportional to 1,088,272.32, 1,632,412.32 and 330,120.36

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Solution

The fourth proportional to 1,088,272.32, 1,632,412.32 and 330,120.36 is: 495,181.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,272.32 : 1,632,412.32 = 330,120.36 : x
  2. Step 2: Convert to fraction form
    1,088,272.32/1,632,412.32 = 330,120.36/x
  3. Step 3: Cross multiply
    1,088,272.32x = 1,632,412.32 × 330,120.36
  4. Step 4: Simplify right side
    1,088,272.32x = 538,892,542,746.84
  5. Step 5: Solve for x
    x = 538,892,542,746.84/1,088,272.32
  6. Step 6: Final answer
    x = 495,181.70

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Double scale
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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.