Home / 798,231.22-1,101,213.54-488,147.41

Finding the Fourth Proportional to 798,231.22, 1,101,213.54 and 488,147.41

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Solution

The fourth proportional to 798,231.22, 1,101,213.54 and 488,147.41 is: 673,432.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,231.22 : 1,101,213.54 = 488,147.41 : x
  2. Step 2: Convert to fraction form
    798,231.22/1,101,213.54 = 488,147.41/x
  3. Step 3: Cross multiply
    798,231.22x = 1,101,213.54 × 488,147.41
  4. Step 4: Simplify right side
    798,231.22x = 537,554,537,407.93
  5. Step 5: Solve for x
    x = 537,554,537,407.93/798,231.22
  6. Step 6: Final answer
    x = 673,432.11

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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.