Home / 830,548.48-1,245,615.36-269,743.36

Finding the Fourth Proportional to 830,548.48, 1,245,615.36 and 269,743.36

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Solution

The fourth proportional to 830,548.48, 1,245,615.36 and 269,743.36 is: 404,547.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,548.48 : 1,245,615.36 = 269,743.36 : x
  2. Step 2: Convert to fraction form
    830,548.48/1,245,615.36 = 269,743.36/x
  3. Step 3: Cross multiply
    830,548.48x = 1,245,615.36 × 269,743.36
  4. Step 4: Simplify right side
    830,548.48x = 335,996,472,474.01
  5. Step 5: Solve for x
    x = 335,996,472,474.01/830,548.48
  6. Step 6: Final answer
    x = 404,547.69

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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.