Home / 673,699.37-929,707.24-431,982.90

Finding the Fourth Proportional to 673,699.37, 929,707.24 and 431,982.90

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Solution

The fourth proportional to 673,699.37, 929,707.24 and 431,982.90 is: 596,137.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,699.37 : 929,707.24 = 431,982.90 : x
  2. Step 2: Convert to fraction form
    673,699.37/929,707.24 = 431,982.90/x
  3. Step 3: Cross multiply
    673,699.37x = 929,707.24 × 431,982.90
  4. Step 4: Simplify right side
    673,699.37x = 401,617,628,606.24
  5. Step 5: Solve for x
    x = 401,617,628,606.24/673,699.37
  6. Step 6: Final answer
    x = 596,137.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.