Home / 436,784.10-655,333.78-152,516.54

Finding the Fourth Proportional to 436,784.10, 655,333.78 and 152,516.54

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Solution

The fourth proportional to 436,784.10, 655,333.78 and 152,516.54 is: 228,829.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,784.10 : 655,333.78 = 152,516.54 : x
  2. Step 2: Convert to fraction form
    436,784.10/655,333.78 = 152,516.54/x
  3. Step 3: Cross multiply
    436,784.10x = 655,333.78 × 152,516.54
  4. Step 4: Simplify right side
    436,784.10x = 99,949,240,670.72
  5. Step 5: Solve for x
    x = 99,949,240,670.72/436,784.10
  6. Step 6: Final answer
    x = 228,829.85

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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.