Home / 759,906.65-1,048,667.37-415,736.34

Finding the Fourth Proportional to 759,906.65, 1,048,667.37 and 415,736.34

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Solution

The fourth proportional to 759,906.65, 1,048,667.37 and 415,736.34 is: 573,714.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,906.65 : 1,048,667.37 = 415,736.34 : x
  2. Step 2: Convert to fraction form
    759,906.65/1,048,667.37 = 415,736.34/x
  3. Step 3: Cross multiply
    759,906.65x = 1,048,667.37 × 415,736.34
  4. Step 4: Simplify right side
    759,906.65x = 435,969,134,281.23
  5. Step 5: Solve for x
    x = 435,969,134,281.23/759,906.65
  6. Step 6: Final answer
    x = 573,714.07

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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.