Home / 383,529.12-575,320.32-117,269.16

Finding the Fourth Proportional to 383,529.12, 575,320.32 and 117,269.16

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Solution

The fourth proportional to 383,529.12, 575,320.32 and 117,269.16 is: 175,911.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,529.12 : 575,320.32 = 117,269.16 : x
  2. Step 2: Convert to fraction form
    383,529.12/575,320.32 = 117,269.16/x
  3. Step 3: Cross multiply
    383,529.12x = 575,320.32 × 117,269.16
  4. Step 4: Simplify right side
    383,529.12x = 67,467,330,657.33
  5. Step 5: Solve for x
    x = 67,467,330,657.33/383,529.12
  6. Step 6: Final answer
    x = 175,911.89

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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.