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Finding the Fourth Proportional to 264,373.85, 364,930.69 and 156,943.97

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Solution

The fourth proportional to 264,373.85, 364,930.69 and 156,943.97 is: 216,638.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,373.85 : 364,930.69 = 156,943.97 : x
  2. Step 2: Convert to fraction form
    264,373.85/364,930.69 = 156,943.97/x
  3. Step 3: Cross multiply
    264,373.85x = 364,930.69 × 156,943.97
  4. Step 4: Simplify right side
    264,373.85x = 57,273,671,263.44
  5. Step 5: Solve for x
    x = 57,273,671,263.44/264,373.85
  6. Step 6: Final answer
    x = 216,638.94

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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.