Home / 1,056.18-1,457.58-614.13

Finding the Fourth Proportional to 1,056.18, 1,457.58 and 614.13

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Solution

The fourth proportional to 1,056.18, 1,457.58 and 614.13 is: 847.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056.18 : 1,457.58 = 614.13 : x
  2. Step 2: Convert to fraction form
    1,056.18/1,457.58 = 614.13/x
  3. Step 3: Cross multiply
    1,056.18x = 1,457.58 × 614.13
  4. Step 4: Simplify right side
    1,056.18x = 895,143.61
  5. Step 5: Solve for x
    x = 895,143.61/1,056.18
  6. Step 6: Final answer
    x = 847.53

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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.