Home / 383,867.07-575,333.65-271,579.67

Finding the Fourth Proportional to 383,867.07, 575,333.65 and 271,579.67

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Solution

The fourth proportional to 383,867.07, 575,333.65 and 271,579.67 is: 407,039.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,867.07 : 575,333.65 = 271,579.67 : x
  2. Step 2: Convert to fraction form
    383,867.07/575,333.65 = 271,579.67/x
  3. Step 3: Cross multiply
    383,867.07x = 575,333.65 × 271,579.67
  4. Step 4: Simplify right side
    383,867.07x = 156,248,922,427.20
  5. Step 5: Solve for x
    x = 156,248,922,427.20/383,867.07
  6. Step 6: Final answer
    x = 407,039.14

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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.