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Finding the Fourth Proportional to 341,807.94, 512,374.94 and 120,036.42

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Solution

The fourth proportional to 341,807.94, 512,374.94 and 120,036.42 is: 179,936.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,807.94 : 512,374.94 = 120,036.42 : x
  2. Step 2: Convert to fraction form
    341,807.94/512,374.94 = 120,036.42/x
  3. Step 3: Cross multiply
    341,807.94x = 512,374.94 × 120,036.42
  4. Step 4: Simplify right side
    341,807.94x = 61,503,653,495.31
  5. Step 5: Solve for x
    x = 61,503,653,495.31/341,807.94
  6. Step 6: Final answer
    x = 179,936.29

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1.5x scale

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.