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Finding the Fourth Proportional to 277,497.49, 382,905.49 and 162,732.85

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Solution

The fourth proportional to 277,497.49, 382,905.49 and 162,732.85 is: 224,547.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,497.49 : 382,905.49 = 162,732.85 : x
  2. Step 2: Convert to fraction form
    277,497.49/382,905.49 = 162,732.85/x
  3. Step 3: Cross multiply
    277,497.49x = 382,905.49 × 162,732.85
  4. Step 4: Simplify right side
    277,497.49x = 62,311,301,668.35
  5. Step 5: Solve for x
    x = 62,311,301,668.35/277,497.49
  6. Step 6: Final answer
    x = 224,547.26

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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.