Home / 389,361.24-584,046.54-152,815.32

Finding the Fourth Proportional to 389,361.24, 584,046.54 and 152,815.32

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Solution

The fourth proportional to 389,361.24, 584,046.54 and 152,815.32 is: 229,224.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,361.24 : 584,046.54 = 152,815.32 : x
  2. Step 2: Convert to fraction form
    389,361.24/584,046.54 = 152,815.32/x
  3. Step 3: Cross multiply
    389,361.24x = 584,046.54 × 152,815.32
  4. Step 4: Simplify right side
    389,361.24x = 89,251,258,904.99
  5. Step 5: Solve for x
    x = 89,251,258,904.99/389,361.24
  6. Step 6: Final answer
    x = 229,224.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.