Home / 1,162,303.56-1,743,555.66-320,855.40

Finding the Fourth Proportional to 1,162,303.56, 1,743,555.66 and 320,855.40

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Solution

The fourth proportional to 1,162,303.56, 1,743,555.66 and 320,855.40 is: 481,310.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,303.56 : 1,743,555.66 = 320,855.40 : x
  2. Step 2: Convert to fraction form
    1,162,303.56/1,743,555.66 = 320,855.40/x
  3. Step 3: Cross multiply
    1,162,303.56x = 1,743,555.66 × 320,855.40
  4. Step 4: Simplify right side
    1,162,303.56x = 559,429,248,711.56
  5. Step 5: Solve for x
    x = 559,429,248,711.56/1,162,303.56
  6. Step 6: Final answer
    x = 481,310.79

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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.