Home / 740,570.64-1,110,107.92-291,606.54

Finding the Fourth Proportional to 740,570.64, 1,110,107.92 and 291,606.54

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Solution

The fourth proportional to 740,570.64, 1,110,107.92 and 291,606.54 is: 437,115.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,570.64 : 1,110,107.92 = 291,606.54 : x
  2. Step 2: Convert to fraction form
    740,570.64/1,110,107.92 = 291,606.54/x
  3. Step 3: Cross multiply
    740,570.64x = 1,110,107.92 × 291,606.54
  4. Step 4: Simplify right side
    740,570.64x = 323,714,729,577.80
  5. Step 5: Solve for x
    x = 323,714,729,577.80/740,570.64
  6. Step 6: Final answer
    x = 437,115.26

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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.