Home / 843,806.72-1,164,449.04-456,621.86

Finding the Fourth Proportional to 843,806.72, 1,164,449.04 and 456,621.86

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Solution

The fourth proportional to 843,806.72, 1,164,449.04 and 456,621.86 is: 630,135.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,806.72 : 1,164,449.04 = 456,621.86 : x
  2. Step 2: Convert to fraction form
    843,806.72/1,164,449.04 = 456,621.86/x
  3. Step 3: Cross multiply
    843,806.72x = 1,164,449.04 × 456,621.86
  4. Step 4: Simplify right side
    843,806.72x = 531,712,886,520.01
  5. Step 5: Solve for x
    x = 531,712,886,520.01/843,806.72
  6. Step 6: Final answer
    x = 630,135.88

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