Home / 897,216.90-1,345,431.57-335,857.74

Finding the Fourth Proportional to 897,216.90, 1,345,431.57 and 335,857.74

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Solution

The fourth proportional to 897,216.90, 1,345,431.57 and 335,857.74 is: 503,639.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,216.90 : 1,345,431.57 = 335,857.74 : x
  2. Step 2: Convert to fraction form
    897,216.90/1,345,431.57 = 335,857.74/x
  3. Step 3: Cross multiply
    897,216.90x = 1,345,431.57 × 335,857.74
  4. Step 4: Simplify right side
    897,216.90x = 451,873,606,424.85
  5. Step 5: Solve for x
    x = 451,873,606,424.85/897,216.90
  6. Step 6: Final answer
    x = 503,639.21

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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.