Home / 751,007.80-1,126,580.74-245,571.40

Finding the Fourth Proportional to 751,007.80, 1,126,580.74 and 245,571.40

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Solution

The fourth proportional to 751,007.80, 1,126,580.74 and 245,571.40 is: 368,379.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,007.80 : 1,126,580.74 = 245,571.40 : x
  2. Step 2: Convert to fraction form
    751,007.80/1,126,580.74 = 245,571.40/x
  3. Step 3: Cross multiply
    751,007.80x = 1,126,580.74 × 245,571.40
  4. Step 4: Simplify right side
    751,007.80x = 276,656,009,534.84
  5. Step 5: Solve for x
    x = 276,656,009,534.84/751,007.80
  6. Step 6: Final answer
    x = 368,379.68

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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.