Home / 358,977.78-536,826.42-269,092.08

Finding the Fourth Proportional to 358,977.78, 536,826.42 and 269,092.08

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Solution

The fourth proportional to 358,977.78, 536,826.42 and 269,092.08 is: 402,408.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,977.78 : 536,826.42 = 269,092.08 : x
  2. Step 2: Convert to fraction form
    358,977.78/536,826.42 = 269,092.08/x
  3. Step 3: Cross multiply
    358,977.78x = 536,826.42 × 269,092.08
  4. Step 4: Simplify right side
    358,977.78x = 144,455,737,956.75
  5. Step 5: Solve for x
    x = 144,455,737,956.75/358,977.78
  6. Step 6: Final answer
    x = 402,408.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.