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Finding the Fourth Proportional to 277,322.85, 382,707.44 and 175,392.26

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Solution

The fourth proportional to 277,322.85, 382,707.44 and 175,392.26 is: 242,042.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,322.85 : 382,707.44 = 175,392.26 : x
  2. Step 2: Convert to fraction form
    277,322.85/382,707.44 = 175,392.26/x
  3. Step 3: Cross multiply
    277,322.85x = 382,707.44 × 175,392.26
  4. Step 4: Simplify right side
    277,322.85x = 67,123,920,029.92
  5. Step 5: Solve for x
    x = 67,123,920,029.92/277,322.85
  6. Step 6: Final answer
    x = 242,042.51

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1.5x scale

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.