Home / 830,538.52-1,245,911.66-325,034.19

Finding the Fourth Proportional to 830,538.52, 1,245,911.66 and 325,034.19

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Solution

The fourth proportional to 830,538.52, 1,245,911.66 and 325,034.19 is: 487,591.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,538.52 : 1,245,911.66 = 325,034.19 : x
  2. Step 2: Convert to fraction form
    830,538.52/1,245,911.66 = 325,034.19/x
  3. Step 3: Cross multiply
    830,538.52x = 1,245,911.66 × 325,034.19
  4. Step 4: Simplify right side
    830,538.52x = 404,963,886,813.36
  5. Step 5: Solve for x
    x = 404,963,886,813.36/830,538.52
  6. Step 6: Final answer
    x = 487,591.94

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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.