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Finding the Fourth Proportional to 570.14, 785.82 and 373.34

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Solution

The fourth proportional to 570.14, 785.82 and 373.34 is: 514.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    570.14 : 785.82 = 373.34 : x
  2. Step 2: Convert to fraction form
    570.14/785.82 = 373.34/x
  3. Step 3: Cross multiply
    570.14x = 785.82 × 373.34
  4. Step 4: Simplify right side
    570.14x = 293,378.04
  5. Step 5: Solve for x
    x = 293,378.04/570.14
  6. Step 6: Final answer
    x = 514.57

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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.