Home / 957,279.83-1,436,090.53-317,621.95

Finding the Fourth Proportional to 957,279.83, 1,436,090.53 and 317,621.95

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Solution

The fourth proportional to 957,279.83, 1,436,090.53 and 317,621.95 is: 476,489.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,279.83 : 1,436,090.53 = 317,621.95 : x
  2. Step 2: Convert to fraction form
    957,279.83/1,436,090.53 = 317,621.95/x
  3. Step 3: Cross multiply
    957,279.83x = 1,436,090.53 × 317,621.95
  4. Step 4: Simplify right side
    957,279.83x = 456,133,880,668.98
  5. Step 5: Solve for x
    x = 456,133,880,668.98/957,279.83
  6. Step 6: Final answer
    x = 476,489.60

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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.