Home / 794,107.17-1,191,383.10-321,124.68

Finding the Fourth Proportional to 794,107.17, 1,191,383.10 and 321,124.68

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Solution

The fourth proportional to 794,107.17, 1,191,383.10 and 321,124.68 is: 481,776.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,107.17 : 1,191,383.10 = 321,124.68 : x
  2. Step 2: Convert to fraction form
    794,107.17/1,191,383.10 = 321,124.68/x
  3. Step 3: Cross multiply
    794,107.17x = 1,191,383.10 × 321,124.68
  4. Step 4: Simplify right side
    794,107.17x = 382,582,516,744.91
  5. Step 5: Solve for x
    x = 382,582,516,744.91/794,107.17
  6. Step 6: Final answer
    x = 481,776.93

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1.5x scale

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.