Home / 759,374.24-1,047,951.62-415,231.72

Finding the Fourth Proportional to 759,374.24, 1,047,951.62 and 415,231.72

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Solution

The fourth proportional to 759,374.24, 1,047,951.62 and 415,231.72 is: 573,028.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,374.24 : 1,047,951.62 = 415,231.72 : x
  2. Step 2: Convert to fraction form
    759,374.24/1,047,951.62 = 415,231.72/x
  3. Step 3: Cross multiply
    759,374.24x = 1,047,951.62 × 415,231.72
  4. Step 4: Simplify right side
    759,374.24x = 435,142,752,846.15
  5. Step 5: Solve for x
    x = 435,142,752,846.15/759,374.24
  6. Step 6: Final answer
    x = 573,028.07

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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.