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Finding the Fourth Proportional to 277,384.40, 382,668.68 and 162,604.88

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Solution

The fourth proportional to 277,384.40, 382,668.68 and 162,604.88 is: 224,323.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,384.40 : 382,668.68 = 162,604.88 : x
  2. Step 2: Convert to fraction form
    277,384.40/382,668.68 = 162,604.88/x
  3. Step 3: Cross multiply
    277,384.40x = 382,668.68 × 162,604.88
  4. Step 4: Simplify right side
    277,384.40x = 62,223,794,791.16
  5. Step 5: Solve for x
    x = 62,223,794,791.16/277,384.40
  6. Step 6: Final answer
    x = 224,323.34

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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.