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Finding the Fourth Proportional to 580,370.80, 800,913.26 and 322,248.24

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Solution

The fourth proportional to 580,370.80, 800,913.26 and 322,248.24 is: 444,703.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,370.80 : 800,913.26 = 322,248.24 : x
  2. Step 2: Convert to fraction form
    580,370.80/800,913.26 = 322,248.24/x
  3. Step 3: Cross multiply
    580,370.80x = 800,913.26 × 322,248.24
  4. Step 4: Simplify right side
    580,370.80x = 258,092,888,427.66
  5. Step 5: Solve for x
    x = 258,092,888,427.66/580,370.80
  6. Step 6: Final answer
    x = 444,703.44

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1.5x scale

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.