Home / 803,097.59-1,108,309.43-480,745.33

Finding the Fourth Proportional to 803,097.59, 1,108,309.43 and 480,745.33

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Solution

The fourth proportional to 803,097.59, 1,108,309.43 and 480,745.33 is: 663,449.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,097.59 : 1,108,309.43 = 480,745.33 : x
  2. Step 2: Convert to fraction form
    803,097.59/1,108,309.43 = 480,745.33/x
  3. Step 3: Cross multiply
    803,097.59x = 1,108,309.43 × 480,745.33
  4. Step 4: Simplify right side
    803,097.59x = 532,814,581,098.55
  5. Step 5: Solve for x
    x = 532,814,581,098.55/803,097.59
  6. Step 6: Final answer
    x = 663,449.36

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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.