Home / 1,090,233.45-1,635,249.90-291,486.36

Finding the Fourth Proportional to 1,090,233.45, 1,635,249.90 and 291,486.36

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Solution

The fourth proportional to 1,090,233.45, 1,635,249.90 and 291,486.36 is: 437,202.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,233.45 : 1,635,249.90 = 291,486.36 : x
  2. Step 2: Convert to fraction form
    1,090,233.45/1,635,249.90 = 291,486.36/x
  3. Step 3: Cross multiply
    1,090,233.45x = 1,635,249.90 × 291,486.36
  4. Step 4: Simplify right side
    1,090,233.45x = 476,653,041,041.36
  5. Step 5: Solve for x
    x = 476,653,041,041.36/1,090,233.45
  6. Step 6: Final answer
    x = 437,202.73

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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.