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Finding the Fourth Proportional to 598,169.52, 825,007.26 and 383,329.62

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Solution

The fourth proportional to 598,169.52, 825,007.26 and 383,329.62 is: 528,695.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,169.52 : 825,007.26 = 383,329.62 : x
  2. Step 2: Convert to fraction form
    598,169.52/825,007.26 = 383,329.62/x
  3. Step 3: Cross multiply
    598,169.52x = 825,007.26 × 383,329.62
  4. Step 4: Simplify right side
    598,169.52x = 316,249,719,473.04
  5. Step 5: Solve for x
    x = 316,249,719,473.04/598,169.52
  6. Step 6: Final answer
    x = 528,695.81

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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.