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Finding the Fourth Proportional to 341,368.72, 471,013.44 and 198,045.76

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Solution

The fourth proportional to 341,368.72, 471,013.44 and 198,045.76 is: 273,259.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,368.72 : 471,013.44 = 198,045.76 : x
  2. Step 2: Convert to fraction form
    341,368.72/471,013.44 = 198,045.76/x
  3. Step 3: Cross multiply
    341,368.72x = 471,013.44 × 198,045.76
  4. Step 4: Simplify right side
    341,368.72x = 93,282,214,695.01
  5. Step 5: Solve for x
    x = 93,282,214,695.01/341,368.72
  6. Step 6: Final answer
    x = 273,259.41

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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.