Home / 1,056.03-1,457.29-614.17

Finding the Fourth Proportional to 1,056.03, 1,457.29 and 614.17

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Solution

The fourth proportional to 1,056.03, 1,457.29 and 614.17 is: 847.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056.03 : 1,457.29 = 614.17 : x
  2. Step 2: Convert to fraction form
    1,056.03/1,457.29 = 614.17/x
  3. Step 3: Cross multiply
    1,056.03x = 1,457.29 × 614.17
  4. Step 4: Simplify right side
    1,056.03x = 895,023.80
  5. Step 5: Solve for x
    x = 895,023.80/1,056.03
  6. Step 6: Final answer
    x = 847.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.