Home / 808,506.92-1,212,968.16-303,074.81

Finding the Fourth Proportional to 808,506.92, 1,212,968.16 and 303,074.81

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Solution

The fourth proportional to 808,506.92, 1,212,968.16 and 303,074.81 is: 454,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,506.92 : 1,212,968.16 = 303,074.81 : x
  2. Step 2: Convert to fraction form
    808,506.92/1,212,968.16 = 303,074.81/x
  3. Step 3: Cross multiply
    808,506.92x = 1,212,968.16 × 303,074.81
  4. Step 4: Simplify right side
    808,506.92x = 367,620,088,563.21
  5. Step 5: Solve for x
    x = 367,620,088,563.21/808,506.92
  6. Step 6: Final answer
    x = 454,690.10

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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.