Home / 751,394.82-1,127,156.40-414,667.89

Finding the Fourth Proportional to 751,394.82, 1,127,156.40 and 414,667.89

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Solution

The fourth proportional to 751,394.82, 1,127,156.40 and 414,667.89 is: 622,037.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,394.82 : 1,127,156.40 = 414,667.89 : x
  2. Step 2: Convert to fraction form
    751,394.82/1,127,156.40 = 414,667.89/x
  3. Step 3: Cross multiply
    751,394.82x = 1,127,156.40 × 414,667.89
  4. Step 4: Simplify right side
    751,394.82x = 467,395,566,088.00
  5. Step 5: Solve for x
    x = 467,395,566,088.00/751,394.82
  6. Step 6: Final answer
    x = 622,037.25

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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.