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Finding the Fourth Proportional to 737,465.12, 1,106,358.96 and 238,879.52

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Solution

The fourth proportional to 737,465.12, 1,106,358.96 and 238,879.52 is: 358,371.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,465.12 : 1,106,358.96 = 238,879.52 : x
  2. Step 2: Convert to fraction form
    737,465.12/1,106,358.96 = 238,879.52/x
  3. Step 3: Cross multiply
    737,465.12x = 1,106,358.96 × 238,879.52
  4. Step 4: Simplify right side
    737,465.12x = 264,286,497,312.50
  5. Step 5: Solve for x
    x = 264,286,497,312.50/737,465.12
  6. Step 6: Final answer
    x = 358,371.52

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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.