Home / 890,726.40-1,336,089.60-225,878.40

Finding the Fourth Proportional to 890,726.40, 1,336,089.60 and 225,878.40

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Solution

The fourth proportional to 890,726.40, 1,336,089.60 and 225,878.40 is: 338,817.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,726.40 : 1,336,089.60 = 225,878.40 : x
  2. Step 2: Convert to fraction form
    890,726.40/1,336,089.60 = 225,878.40/x
  3. Step 3: Cross multiply
    890,726.40x = 1,336,089.60 × 225,878.40
  4. Step 4: Simplify right side
    890,726.40x = 301,793,781,104.64
  5. Step 5: Solve for x
    x = 301,793,781,104.64/890,726.40
  6. Step 6: Final answer
    x = 338,817.60

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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.