Home / 736,782.94-1,105,174.40-263,439.59

Finding the Fourth Proportional to 736,782.94, 1,105,174.40 and 263,439.59

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Solution

The fourth proportional to 736,782.94, 1,105,174.40 and 263,439.59 is: 395,159.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,782.94 : 1,105,174.40 = 263,439.59 : x
  2. Step 2: Convert to fraction form
    736,782.94/1,105,174.40 = 263,439.59/x
  3. Step 3: Cross multiply
    736,782.94x = 1,105,174.40 × 263,439.59
  4. Step 4: Simplify right side
    736,782.94x = 291,146,694,236.03
  5. Step 5: Solve for x
    x = 291,146,694,236.03/736,782.94
  6. Step 6: Final answer
    x = 395,159.39

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Double scale
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Similar ratio
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1.5x scale

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.