Home / 277,865.90-383,313.86-175,719.33

Finding the Fourth Proportional to 277,865.90, 383,313.86 and 175,719.33

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Solution

The fourth proportional to 277,865.90, 383,313.86 and 175,719.33 is: 242,403.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,865.90 : 383,313.86 = 175,719.33 : x
  2. Step 2: Convert to fraction form
    277,865.90/383,313.86 = 175,719.33/x
  3. Step 3: Cross multiply
    277,865.90x = 383,313.86 × 175,719.33
  4. Step 4: Simplify right side
    277,865.90x = 67,355,651,863.75
  5. Step 5: Solve for x
    x = 67,355,651,863.75/277,865.90
  6. Step 6: Final answer
    x = 242,403.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.