Home / 380,106.33-570,159.49-174,920.27

Finding the Fourth Proportional to 380,106.33, 570,159.49 and 174,920.27

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Solution

The fourth proportional to 380,106.33, 570,159.49 and 174,920.27 is: 262,380.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,106.33 : 570,159.49 = 174,920.27 : x
  2. Step 2: Convert to fraction form
    380,106.33/570,159.49 = 174,920.27/x
  3. Step 3: Cross multiply
    380,106.33x = 570,159.49 × 174,920.27
  4. Step 4: Simplify right side
    380,106.33x = 99,732,451,933.86
  5. Step 5: Solve for x
    x = 99,732,451,933.86/380,106.33
  6. Step 6: Final answer
    x = 262,380.40

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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.