Home / 817,727.14-1,226,751.18-285,265.54

Finding the Fourth Proportional to 817,727.14, 1,226,751.18 and 285,265.54

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Solution

The fourth proportional to 817,727.14, 1,226,751.18 and 285,265.54 is: 427,954.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,727.14 : 1,226,751.18 = 285,265.54 : x
  2. Step 2: Convert to fraction form
    817,727.14/1,226,751.18 = 285,265.54/x
  3. Step 3: Cross multiply
    817,727.14x = 1,226,751.18 × 285,265.54
  4. Step 4: Simplify right side
    817,727.14x = 349,949,837,808.34
  5. Step 5: Solve for x
    x = 349,949,837,808.34/817,727.14
  6. Step 6: Final answer
    x = 427,954.29

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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.