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Finding the Fourth Proportional to 336,149, 463,895.36 and 185,255.72

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Solution

The fourth proportional to 336,149, 463,895.36 and 185,255.72 is: 255,658.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,149 : 463,895.36 = 185,255.72 : x
  2. Step 2: Convert to fraction form
    336,149/463,895.36 = 185,255.72/x
  3. Step 3: Cross multiply
    336,149x = 463,895.36 × 185,255.72
  4. Step 4: Simplify right side
    336,149x = 85,939,268,921.46
  5. Step 5: Solve for x
    x = 85,939,268,921.46/336,149
  6. Step 6: Final answer
    x = 255,658.26

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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.