Home / 740,660.58-1,022,552.09-468,961.37

Finding the Fourth Proportional to 740,660.58, 1,022,552.09 and 468,961.37

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Solution

The fourth proportional to 740,660.58, 1,022,552.09 and 468,961.37 is: 647,445.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,660.58 : 1,022,552.09 = 468,961.37 : x
  2. Step 2: Convert to fraction form
    740,660.58/1,022,552.09 = 468,961.37/x
  3. Step 3: Cross multiply
    740,660.58x = 1,022,552.09 × 468,961.37
  4. Step 4: Simplify right side
    740,660.58x = 479,537,431,353.25
  5. Step 5: Solve for x
    x = 479,537,431,353.25/740,660.58
  6. Step 6: Final answer
    x = 647,445.59

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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.