Home / 770,453.83-1,154,922.58-450,199.27

Finding the Fourth Proportional to 770,453.83, 1,154,922.58 and 450,199.27

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Solution

The fourth proportional to 770,453.83, 1,154,922.58 and 450,199.27 is: 674,855.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,453.83 : 1,154,922.58 = 450,199.27 : x
  2. Step 2: Convert to fraction form
    770,453.83/1,154,922.58 = 450,199.27/x
  3. Step 3: Cross multiply
    770,453.83x = 1,154,922.58 × 450,199.27
  4. Step 4: Simplify right side
    770,453.83x = 519,945,302,422.52
  5. Step 5: Solve for x
    x = 519,945,302,422.52/770,453.83
  6. Step 6: Final answer
    x = 674,855.89

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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.