Home / 246,843.10-340,404.96-208,603.54

Finding the Fourth Proportional to 246,843.10, 340,404.96 and 208,603.54

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Solution

The fourth proportional to 246,843.10, 340,404.96 and 208,603.54 is: 287,671.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,843.10 : 340,404.96 = 208,603.54 : x
  2. Step 2: Convert to fraction form
    246,843.10/340,404.96 = 208,603.54/x
  3. Step 3: Cross multiply
    246,843.10x = 340,404.96 × 208,603.54
  4. Step 4: Simplify right side
    246,843.10x = 71,009,679,689.56
  5. Step 5: Solve for x
    x = 71,009,679,689.56/246,843.10
  6. Step 6: Final answer
    x = 287,671.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.