Home / 890,702.20-1,336,053.30-802,055.80

Finding the Fourth Proportional to 890,702.20, 1,336,053.30 and 802,055.80

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Solution

The fourth proportional to 890,702.20, 1,336,053.30 and 802,055.80 is: 1,203,083.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,702.20 : 1,336,053.30 = 802,055.80 : x
  2. Step 2: Convert to fraction form
    890,702.20/1,336,053.30 = 802,055.80/x
  3. Step 3: Cross multiply
    890,702.20x = 1,336,053.30 × 802,055.80
  4. Step 4: Simplify right side
    890,702.20x = 1,071,589,298,374.14
  5. Step 5: Solve for x
    x = 1,071,589,298,374.14/890,702.20
  6. Step 6: Final answer
    x = 1,203,083.70

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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.