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Finding the Fourth Proportional to 277,233.35, 382,509.53 and 162,450.48

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Solution

The fourth proportional to 277,233.35, 382,509.53 and 162,450.48 is: 224,139.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,233.35 : 382,509.53 = 162,450.48 : x
  2. Step 2: Convert to fraction form
    277,233.35/382,509.53 = 162,450.48/x
  3. Step 3: Cross multiply
    277,233.35x = 382,509.53 × 162,450.48
  4. Step 4: Simplify right side
    277,233.35x = 62,138,855,940.82
  5. Step 5: Solve for x
    x = 62,138,855,940.82/277,233.35
  6. Step 6: Final answer
    x = 224,139.18

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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.