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Finding the Fourth Proportional to 1,543.04, 2,313.20 and 568.34

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Solution

The fourth proportional to 1,543.04, 2,313.20 and 568.34 is: 852.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543.04 : 2,313.20 = 568.34 : x
  2. Step 2: Convert to fraction form
    1,543.04/2,313.20 = 568.34/x
  3. Step 3: Cross multiply
    1,543.04x = 2,313.20 × 568.34
  4. Step 4: Simplify right side
    1,543.04x = 1,314,673.94
  5. Step 5: Solve for x
    x = 1,314,673.94/1,543.04
  6. Step 6: Final answer
    x = 852.01

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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.