Home / 846,197.08-1,269,482.49-313,718.16

Finding the Fourth Proportional to 846,197.08, 1,269,482.49 and 313,718.16

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Solution

The fourth proportional to 846,197.08, 1,269,482.49 and 313,718.16 is: 470,646.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,197.08 : 1,269,482.49 = 313,718.16 : x
  2. Step 2: Convert to fraction form
    846,197.08/1,269,482.49 = 313,718.16/x
  3. Step 3: Cross multiply
    846,197.08x = 1,269,482.49 × 313,718.16
  4. Step 4: Simplify right side
    846,197.08x = 398,259,715,675.58
  5. Step 5: Solve for x
    x = 398,259,715,675.58/846,197.08
  6. Step 6: Final answer
    x = 470,646.53

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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.