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Finding the Fourth Proportional to 273,698.33, 377,702.94 and 152,838.63

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Solution

The fourth proportional to 273,698.33, 377,702.94 and 152,838.63 is: 210,916.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,698.33 : 377,702.94 = 152,838.63 : x
  2. Step 2: Convert to fraction form
    273,698.33/377,702.94 = 152,838.63/x
  3. Step 3: Cross multiply
    273,698.33x = 377,702.94 × 152,838.63
  4. Step 4: Simplify right side
    273,698.33x = 57,727,599,896.57
  5. Step 5: Solve for x
    x = 57,727,599,896.57/273,698.33
  6. Step 6: Final answer
    x = 210,916.89

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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.