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Finding the Fourth Proportional to 598,240.71, 825,574.77 and 326,314.45

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Solution

The fourth proportional to 598,240.71, 825,574.77 and 326,314.45 is: 450,315.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,240.71 : 825,574.77 = 326,314.45 : x
  2. Step 2: Convert to fraction form
    598,240.71/825,574.77 = 326,314.45/x
  3. Step 3: Cross multiply
    598,240.71x = 825,574.77 × 326,314.45
  4. Step 4: Simplify right side
    598,240.71x = 269,396,975,257.59
  5. Step 5: Solve for x
    x = 269,396,975,257.59/598,240.71
  6. Step 6: Final answer
    x = 450,315.35

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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.