Home / 794,216.18-1,096,026.80-431,640.05

Finding the Fourth Proportional to 794,216.18, 1,096,026.80 and 431,640.05

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Solution

The fourth proportional to 794,216.18, 1,096,026.80 and 431,640.05 is: 595,667.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,216.18 : 1,096,026.80 = 431,640.05 : x
  2. Step 2: Convert to fraction form
    794,216.18/1,096,026.80 = 431,640.05/x
  3. Step 3: Cross multiply
    794,216.18x = 1,096,026.80 × 431,640.05
  4. Step 4: Simplify right side
    794,216.18x = 473,089,063,335.21
  5. Step 5: Solve for x
    x = 473,089,063,335.21/794,216.18
  6. Step 6: Final answer
    x = 595,667.87

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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.