Home / 897,107.99-1,345,796.38-289,693.34

Finding the Fourth Proportional to 897,107.99, 1,345,796.38 and 289,693.34

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Solution

The fourth proportional to 897,107.99, 1,345,796.38 and 289,693.34 is: 434,583.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,107.99 : 1,345,796.38 = 289,693.34 : x
  2. Step 2: Convert to fraction form
    897,107.99/1,345,796.38 = 289,693.34/x
  3. Step 3: Cross multiply
    897,107.99x = 1,345,796.38 × 289,693.34
  4. Step 4: Simplify right side
    897,107.99x = 389,868,248,282.11
  5. Step 5: Solve for x
    x = 389,868,248,282.11/897,107.99
  6. Step 6: Final answer
    x = 434,583.41

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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.