Home / 779,615.36-1,169,324.40-247,141.52

Finding the Fourth Proportional to 779,615.36, 1,169,324.40 and 247,141.52

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Solution

The fourth proportional to 779,615.36, 1,169,324.40 and 247,141.52 is: 370,681.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,615.36 : 1,169,324.40 = 247,141.52 : x
  2. Step 2: Convert to fraction form
    779,615.36/1,169,324.40 = 247,141.52/x
  3. Step 3: Cross multiply
    779,615.36x = 1,169,324.40 × 247,141.52
  4. Step 4: Simplify right side
    779,615.36x = 288,988,609,589.09
  5. Step 5: Solve for x
    x = 288,988,609,589.09/779,615.36
  6. Step 6: Final answer
    x = 370,681.01

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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.