Home / 498,764.85-748,252.42-161,779.29

Finding the Fourth Proportional to 498,764.85, 748,252.42 and 161,779.29

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Solution

The fourth proportional to 498,764.85, 748,252.42 and 161,779.29 is: 242,703.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,764.85 : 748,252.42 = 161,779.29 : x
  2. Step 2: Convert to fraction form
    498,764.85/748,252.42 = 161,779.29/x
  3. Step 3: Cross multiply
    498,764.85x = 748,252.42 × 161,779.29
  4. Step 4: Simplify right side
    498,764.85x = 121,051,740,698.22
  5. Step 5: Solve for x
    x = 121,051,740,698.22/498,764.85
  6. Step 6: Final answer
    x = 242,703.03

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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.