Home / 723,047.69-1,084,580.75-273,647.88

Finding the Fourth Proportional to 723,047.69, 1,084,580.75 and 273,647.88

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Solution

The fourth proportional to 723,047.69, 1,084,580.75 and 273,647.88 is: 410,475.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,047.69 : 1,084,580.75 = 273,647.88 : x
  2. Step 2: Convert to fraction form
    723,047.69/1,084,580.75 = 273,647.88/x
  3. Step 3: Cross multiply
    723,047.69x = 1,084,580.75 × 273,647.88
  4. Step 4: Simplify right side
    723,047.69x = 296,793,221,558.07
  5. Step 5: Solve for x
    x = 296,793,221,558.07/723,047.69
  6. Step 6: Final answer
    x = 410,475.31

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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.