Home / 423,974.72-584,822.73-278,797.21

Finding the Fourth Proportional to 423,974.72, 584,822.73 and 278,797.21

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Solution

The fourth proportional to 423,974.72, 584,822.73 and 278,797.21 is: 384,567.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,974.72 : 584,822.73 = 278,797.21 : x
  2. Step 2: Convert to fraction form
    423,974.72/584,822.73 = 278,797.21/x
  3. Step 3: Cross multiply
    423,974.72x = 584,822.73 × 278,797.21
  4. Step 4: Simplify right side
    423,974.72x = 163,046,945,052.02
  5. Step 5: Solve for x
    x = 163,046,945,052.02/423,974.72
  6. Step 6: Final answer
    x = 384,567.61

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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.