Home / 851,474.25-1,277,211.38-346,310.06

Finding the Fourth Proportional to 851,474.25, 1,277,211.38 and 346,310.06

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Solution

The fourth proportional to 851,474.25, 1,277,211.38 and 346,310.06 is: 519,465.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,474.25 : 1,277,211.38 = 346,310.06 : x
  2. Step 2: Convert to fraction form
    851,474.25/1,277,211.38 = 346,310.06/x
  3. Step 3: Cross multiply
    851,474.25x = 1,277,211.38 × 346,310.06
  4. Step 4: Simplify right side
    851,474.25x = 442,311,141,522.88
  5. Step 5: Solve for x
    x = 442,311,141,522.88/851,474.25
  6. Step 6: Final answer
    x = 519,465.08

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Double scale
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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.