Home / 423,821.39-584,879.72-230,232.71

Finding the Fourth Proportional to 423,821.39, 584,879.72 and 230,232.71

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Solution

The fourth proportional to 423,821.39, 584,879.72 and 230,232.71 is: 317,724.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,821.39 : 584,879.72 = 230,232.71 : x
  2. Step 2: Convert to fraction form
    423,821.39/584,879.72 = 230,232.71/x
  3. Step 3: Cross multiply
    423,821.39x = 584,879.72 × 230,232.71
  4. Step 4: Simplify right side
    423,821.39x = 134,658,442,959.64
  5. Step 5: Solve for x
    x = 134,658,442,959.64/423,821.39
  6. Step 6: Final answer
    x = 317,724.51

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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.