Home / 778,498.56-1,167,647.40-246,073.41

Finding the Fourth Proportional to 778,498.56, 1,167,647.40 and 246,073.41

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Solution

The fourth proportional to 778,498.56, 1,167,647.40 and 246,073.41 is: 369,078.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,498.56 : 1,167,647.40 = 246,073.41 : x
  2. Step 2: Convert to fraction form
    778,498.56/1,167,647.40 = 246,073.41/x
  3. Step 3: Cross multiply
    778,498.56x = 1,167,647.40 × 246,073.41
  4. Step 4: Simplify right side
    778,498.56x = 287,326,977,395.63
  5. Step 5: Solve for x
    x = 287,326,977,395.63/778,498.56
  6. Step 6: Final answer
    x = 369,078.37

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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.