Home / 669,595.41-1,003,538.97-313,825.59

Finding the Fourth Proportional to 669,595.41, 1,003,538.97 and 313,825.59

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Solution

The fourth proportional to 669,595.41, 1,003,538.97 and 313,825.59 is: 470,338.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,595.41 : 1,003,538.97 = 313,825.59 : x
  2. Step 2: Convert to fraction form
    669,595.41/1,003,538.97 = 313,825.59/x
  3. Step 3: Cross multiply
    669,595.41x = 1,003,538.97 × 313,825.59
  4. Step 4: Simplify right side
    669,595.41x = 314,936,209,348.24
  5. Step 5: Solve for x
    x = 314,936,209,348.24/669,595.41
  6. Step 6: Final answer
    x = 470,338.06

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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.