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Finding the Fourth Proportional to 273,513.47, 377,648.61 and 176,774.60

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Solution

The fourth proportional to 273,513.47, 377,648.61 and 176,774.60 is: 244,078.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,513.47 : 377,648.61 = 176,774.60 : x
  2. Step 2: Convert to fraction form
    273,513.47/377,648.61 = 176,774.60/x
  3. Step 3: Cross multiply
    273,513.47x = 377,648.61 × 176,774.60
  4. Step 4: Simplify right side
    273,513.47x = 66,758,680,085.06
  5. Step 5: Solve for x
    x = 66,758,680,085.06/273,513.47
  6. Step 6: Final answer
    x = 244,078.22

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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.