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Finding the Fourth Proportional to 365,123.27, 547,736.75 and 112,424.76

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Solution

The fourth proportional to 365,123.27, 547,736.75 and 112,424.76 is: 168,653.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,123.27 : 547,736.75 = 112,424.76 : x
  2. Step 2: Convert to fraction form
    365,123.27/547,736.75 = 112,424.76/x
  3. Step 3: Cross multiply
    365,123.27x = 547,736.75 × 112,424.76
  4. Step 4: Simplify right side
    365,123.27x = 61,579,172,099.81
  5. Step 5: Solve for x
    x = 61,579,172,099.81/365,123.27
  6. Step 6: Final answer
    x = 168,653.10

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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.