Home / 1,005,003.45-1,507,181.07-330,924.49

Finding the Fourth Proportional to 1,005,003.45, 1,507,181.07 and 330,924.49

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Solution

The fourth proportional to 1,005,003.45, 1,507,181.07 and 330,924.49 is: 496,280.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,003.45 : 1,507,181.07 = 330,924.49 : x
  2. Step 2: Convert to fraction form
    1,005,003.45/1,507,181.07 = 330,924.49/x
  3. Step 3: Cross multiply
    1,005,003.45x = 1,507,181.07 × 330,924.49
  4. Step 4: Simplify right side
    1,005,003.45x = 498,763,124,400.42
  5. Step 5: Solve for x
    x = 498,763,124,400.42/1,005,003.45
  6. Step 6: Final answer
    x = 496,280.01

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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.