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Finding the Fourth Proportional to 277,382.88, 382,799.25 and 162,645.57

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Solution

The fourth proportional to 277,382.88, 382,799.25 and 162,645.57 is: 224,457.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,382.88 : 382,799.25 = 162,645.57 : x
  2. Step 2: Convert to fraction form
    277,382.88/382,799.25 = 162,645.57/x
  3. Step 3: Cross multiply
    277,382.88x = 382,799.25 × 162,645.57
  4. Step 4: Simplify right side
    277,382.88x = 62,260,602,211.82
  5. Step 5: Solve for x
    x = 62,260,602,211.82/277,382.88
  6. Step 6: Final answer
    x = 224,457.26

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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.