Home / 740,572.64-1,110,110.92-291,608.54

Finding the Fourth Proportional to 740,572.64, 1,110,110.92 and 291,608.54

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Solution

The fourth proportional to 740,572.64, 1,110,110.92 and 291,608.54 is: 437,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,572.64 : 1,110,110.92 = 291,608.54 : x
  2. Step 2: Convert to fraction form
    740,572.64/1,110,110.92 = 291,608.54/x
  3. Step 3: Cross multiply
    740,572.64x = 1,110,110.92 × 291,608.54
  4. Step 4: Simplify right side
    740,572.64x = 323,717,824,619.26
  5. Step 5: Solve for x
    x = 323,717,824,619.26/740,572.64
  6. Step 6: Final answer
    x = 437,118.26

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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.