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Finding the Fourth Proportional to 569.30, 785.77 and 336.38

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Solution

The fourth proportional to 569.30, 785.77 and 336.38 is: 464.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.30 : 785.77 = 336.38 : x
  2. Step 2: Convert to fraction form
    569.30/785.77 = 336.38/x
  3. Step 3: Cross multiply
    569.30x = 785.77 × 336.38
  4. Step 4: Simplify right side
    569.30x = 264,312.54
  5. Step 5: Solve for x
    x = 264,312.54/569.30
  6. Step 6: Final answer
    x = 464.28

Related Problems

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Double scale
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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.