Home / 1,056.04-1,584.87-440.26

Finding the Fourth Proportional to 1,056.04, 1,584.87 and 440.26

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Solution

The fourth proportional to 1,056.04, 1,584.87 and 440.26 is: 660.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056.04 : 1,584.87 = 440.26 : x
  2. Step 2: Convert to fraction form
    1,056.04/1,584.87 = 440.26/x
  3. Step 3: Cross multiply
    1,056.04x = 1,584.87 × 440.26
  4. Step 4: Simplify right side
    1,056.04x = 697,754.87
  5. Step 5: Solve for x
    x = 697,754.87/1,056.04
  6. Step 6: Final answer
    x = 660.73

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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.