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Finding the Fourth Proportional to 246,751.90, 340,519.97 and 144,779.10

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Solution

The fourth proportional to 246,751.90, 340,519.97 and 144,779.10 is: 199,796.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,751.90 : 340,519.97 = 144,779.10 : x
  2. Step 2: Convert to fraction form
    246,751.90/340,519.97 = 144,779.10/x
  3. Step 3: Cross multiply
    246,751.90x = 340,519.97 × 144,779.10
  4. Step 4: Simplify right side
    246,751.90x = 49,300,174,788.63
  5. Step 5: Solve for x
    x = 49,300,174,788.63/246,751.90
  6. Step 6: Final answer
    x = 199,796.54

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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.