Home / 746,533.56-1,119,470.94-213,933.72

Finding the Fourth Proportional to 746,533.56, 1,119,470.94 and 213,933.72

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Solution

The fourth proportional to 746,533.56, 1,119,470.94 and 213,933.72 is: 320,806.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,533.56 : 1,119,470.94 = 213,933.72 : x
  2. Step 2: Convert to fraction form
    746,533.56/1,119,470.94 = 213,933.72/x
  3. Step 3: Cross multiply
    746,533.56x = 1,119,470.94 × 213,933.72
  4. Step 4: Simplify right side
    746,533.56x = 239,492,582,626.10
  5. Step 5: Solve for x
    x = 239,492,582,626.10/746,533.56
  6. Step 6: Final answer
    x = 320,806.18

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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.