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Finding the Fourth Proportional to 598,333.83, 825,703.39 and 326,400.88

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Solution

The fourth proportional to 598,333.83, 825,703.39 and 326,400.88 is: 450,434.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,333.83 : 825,703.39 = 326,400.88 : x
  2. Step 2: Convert to fraction form
    598,333.83/825,703.39 = 326,400.88/x
  3. Step 3: Cross multiply
    598,333.83x = 825,703.39 × 326,400.88
  4. Step 4: Simplify right side
    598,333.83x = 269,510,313,114.98
  5. Step 5: Solve for x
    x = 269,510,313,114.98/598,333.83
  6. Step 6: Final answer
    x = 450,434.69

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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.