Home / 277,929.36-415,897.48-240,617.80

Finding the Fourth Proportional to 277,929.36, 415,897.48 and 240,617.80

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Solution

The fourth proportional to 277,929.36, 415,897.48 and 240,617.80 is: 360,063.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,929.36 : 415,897.48 = 240,617.80 : x
  2. Step 2: Convert to fraction form
    277,929.36/415,897.48 = 240,617.80/x
  3. Step 3: Cross multiply
    277,929.36x = 415,897.48 × 240,617.80
  4. Step 4: Simplify right side
    277,929.36x = 100,072,336,663.14
  5. Step 5: Solve for x
    x = 100,072,336,663.14/277,929.36
  6. Step 6: Final answer
    x = 360,063.93

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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.