Home / 804,272.26-1,110,326.62-620,108.60

Finding the Fourth Proportional to 804,272.26, 1,110,326.62 and 620,108.60

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Solution

The fourth proportional to 804,272.26, 1,110,326.62 and 620,108.60 is: 856,082.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,272.26 : 1,110,326.62 = 620,108.60 : x
  2. Step 2: Convert to fraction form
    804,272.26/1,110,326.62 = 620,108.60/x
  3. Step 3: Cross multiply
    804,272.26x = 1,110,326.62 × 620,108.60
  4. Step 4: Simplify right side
    804,272.26x = 688,523,085,870.93
  5. Step 5: Solve for x
    x = 688,523,085,870.93/804,272.26
  6. Step 6: Final answer
    x = 856,082.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.