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Finding the Fourth Proportional to 277,590.38, 416,384.17 and 67,228.32

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Solution

The fourth proportional to 277,590.38, 416,384.17 and 67,228.32 is: 100,842.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,590.38 : 416,384.17 = 67,228.32 : x
  2. Step 2: Convert to fraction form
    277,590.38/416,384.17 = 67,228.32/x
  3. Step 3: Cross multiply
    277,590.38x = 416,384.17 × 67,228.32
  4. Step 4: Simplify right side
    277,590.38x = 27,992,808,223.69
  5. Step 5: Solve for x
    x = 27,992,808,223.69/277,590.38
  6. Step 6: Final answer
    x = 100,842.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.