Home / 277,356.69-416,295.05-144,331.20

Finding the Fourth Proportional to 277,356.69, 416,295.05 and 144,331.20

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Solution

The fourth proportional to 277,356.69, 416,295.05 and 144,331.20 is: 216,632.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,356.69 : 416,295.05 = 144,331.20 : x
  2. Step 2: Convert to fraction form
    277,356.69/416,295.05 = 144,331.20/x
  3. Step 3: Cross multiply
    277,356.69x = 416,295.05 × 144,331.20
  4. Step 4: Simplify right side
    277,356.69x = 60,084,363,398.90
  5. Step 5: Solve for x
    x = 60,084,363,398.90/277,356.69
  6. Step 6: Final answer
    x = 216,632.10

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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.