Home / 384,289.73-526,474.48-369,919.02

Finding the Fourth Proportional to 384,289.73, 526,474.48 and 369,919.02

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Solution

The fourth proportional to 384,289.73, 526,474.48 and 369,919.02 is: 506,786.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,289.73 : 526,474.48 = 369,919.02 : x
  2. Step 2: Convert to fraction form
    384,289.73/526,474.48 = 369,919.02/x
  3. Step 3: Cross multiply
    384,289.73x = 526,474.48 × 369,919.02
  4. Step 4: Simplify right side
    384,289.73x = 194,752,922,771.81
  5. Step 5: Solve for x
    x = 194,752,922,771.81/384,289.73
  6. Step 6: Final answer
    x = 506,786.69

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.