Home / 746,754.96-1,119,782.52-273,109.08

Finding the Fourth Proportional to 746,754.96, 1,119,782.52 and 273,109.08

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Solution

The fourth proportional to 746,754.96, 1,119,782.52 and 273,109.08 is: 409,535.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,754.96 : 1,119,782.52 = 273,109.08 : x
  2. Step 2: Convert to fraction form
    746,754.96/1,119,782.52 = 273,109.08/x
  3. Step 3: Cross multiply
    746,754.96x = 1,119,782.52 × 273,109.08
  4. Step 4: Simplify right side
    746,754.96x = 305,822,773,837.28
  5. Step 5: Solve for x
    x = 305,822,773,837.28/746,754.96
  6. Step 6: Final answer
    x = 409,535.64

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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.