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Finding the Fourth Proportional to 2,030.05, 3,045.08 and 569.21

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Solution

The fourth proportional to 2,030.05, 3,045.08 and 569.21 is: 853.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.05 : 3,045.08 = 569.21 : x
  2. Step 2: Convert to fraction form
    2,030.05/3,045.08 = 569.21/x
  3. Step 3: Cross multiply
    2,030.05x = 3,045.08 × 569.21
  4. Step 4: Simplify right side
    2,030.05x = 1,733,299.02
  5. Step 5: Solve for x
    x = 1,733,299.02/2,030.05
  6. Step 6: Final answer
    x = 853.82

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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.