Home / 1,056.24-1,584.36-616.41

Finding the Fourth Proportional to 1,056.24, 1,584.36 and 616.41

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Solution

The fourth proportional to 1,056.24, 1,584.36 and 616.41 is: 924.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056.24 : 1,584.36 = 616.41 : x
  2. Step 2: Convert to fraction form
    1,056.24/1,584.36 = 616.41/x
  3. Step 3: Cross multiply
    1,056.24x = 1,584.36 × 616.41
  4. Step 4: Simplify right side
    1,056.24x = 976,615.35
  5. Step 5: Solve for x
    x = 976,615.35/1,056.24
  6. Step 6: Final answer
    x = 924.62

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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.