Home / 885,376.60-1,328,064.90-220,528.60

Finding the Fourth Proportional to 885,376.60, 1,328,064.90 and 220,528.60

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Solution

The fourth proportional to 885,376.60, 1,328,064.90 and 220,528.60 is: 330,792.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,376.60 : 1,328,064.90 = 220,528.60 : x
  2. Step 2: Convert to fraction form
    885,376.60/1,328,064.90 = 220,528.60/x
  3. Step 3: Cross multiply
    885,376.60x = 1,328,064.90 × 220,528.60
  4. Step 4: Simplify right side
    885,376.60x = 292,876,293,106.14
  5. Step 5: Solve for x
    x = 292,876,293,106.14/885,376.60
  6. Step 6: Final answer
    x = 330,792.90

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Similar ratio
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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.