Home / 683,387.73-1,024,303.82-303,738.18

Finding the Fourth Proportional to 683,387.73, 1,024,303.82 and 303,738.18

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Solution

The fourth proportional to 683,387.73, 1,024,303.82 and 303,738.18 is: 455,261.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,387.73 : 1,024,303.82 = 303,738.18 : x
  2. Step 2: Convert to fraction form
    683,387.73/1,024,303.82 = 303,738.18/x
  3. Step 3: Cross multiply
    683,387.73x = 1,024,303.82 × 303,738.18
  4. Step 4: Simplify right side
    683,387.73x = 311,120,176,535.16
  5. Step 5: Solve for x
    x = 311,120,176,535.16/683,387.73
  6. Step 6: Final answer
    x = 455,261.58

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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.