Home / 957,313.34-1,436,140.79-317,655.50

Finding the Fourth Proportional to 957,313.34, 1,436,140.79 and 317,655.50

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Solution

The fourth proportional to 957,313.34, 1,436,140.79 and 317,655.50 is: 476,539.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,313.34 : 1,436,140.79 = 317,655.50 : x
  2. Step 2: Convert to fraction form
    957,313.34/1,436,140.79 = 317,655.50/x
  3. Step 3: Cross multiply
    957,313.34x = 1,436,140.79 × 317,655.50
  4. Step 4: Simplify right side
    957,313.34x = 456,198,020,717.85
  5. Step 5: Solve for x
    x = 456,198,020,717.85/957,313.34
  6. Step 6: Final answer
    x = 476,539.92

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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.