Home / 745,832.03-1,119,723.69-442,779.44

Finding the Fourth Proportional to 745,832.03, 1,119,723.69 and 442,779.44

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Solution

The fourth proportional to 745,832.03, 1,119,723.69 and 442,779.44 is: 664,748.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,832.03 : 1,119,723.69 = 442,779.44 : x
  2. Step 2: Convert to fraction form
    745,832.03/1,119,723.69 = 442,779.44/x
  3. Step 3: Cross multiply
    745,832.03x = 1,119,723.69 × 442,779.44
  4. Step 4: Simplify right side
    745,832.03x = 495,790,622,814.32
  5. Step 5: Solve for x
    x = 495,790,622,814.32/745,832.03
  6. Step 6: Final answer
    x = 664,748.37

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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.