Home / 807,276.08-1,210,493.66-301,421.04

Finding the Fourth Proportional to 807,276.08, 1,210,493.66 and 301,421.04

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Solution

The fourth proportional to 807,276.08, 1,210,493.66 and 301,421.04 is: 451,974.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,276.08 : 1,210,493.66 = 301,421.04 : x
  2. Step 2: Convert to fraction form
    807,276.08/1,210,493.66 = 301,421.04/x
  3. Step 3: Cross multiply
    807,276.08x = 1,210,493.66 × 301,421.04
  4. Step 4: Simplify right side
    807,276.08x = 364,868,256,403.50
  5. Step 5: Solve for x
    x = 364,868,256,403.50/807,276.08
  6. Step 6: Final answer
    x = 451,974.57

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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.