Home / 380,529.63-570,821.07-152,825.27

Finding the Fourth Proportional to 380,529.63, 570,821.07 and 152,825.27

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Solution

The fourth proportional to 380,529.63, 570,821.07 and 152,825.27 is: 229,248.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,529.63 : 570,821.07 = 152,825.27 : x
  2. Step 2: Convert to fraction form
    380,529.63/570,821.07 = 152,825.27/x
  3. Step 3: Cross multiply
    380,529.63x = 570,821.07 × 152,825.27
  4. Step 4: Simplify right side
    380,529.63x = 87,235,881,863.43
  5. Step 5: Solve for x
    x = 87,235,881,863.43/380,529.63
  6. Step 6: Final answer
    x = 229,248.59

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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.