Home / 957,431.64-1,436,183.91-358,329.72

Finding the Fourth Proportional to 957,431.64, 1,436,183.91 and 358,329.72

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Solution

The fourth proportional to 957,431.64, 1,436,183.91 and 358,329.72 is: 537,508.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,431.64 : 1,436,183.91 = 358,329.72 : x
  2. Step 2: Convert to fraction form
    957,431.64/1,436,183.91 = 358,329.72/x
  3. Step 3: Cross multiply
    957,431.64x = 1,436,183.91 × 358,329.72
  4. Step 4: Simplify right side
    957,431.64x = 514,627,378,338.81
  5. Step 5: Solve for x
    x = 514,627,378,338.81/957,431.64
  6. Step 6: Final answer
    x = 537,508.22

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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.