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Finding the Fourth Proportional to 364.76, 503.21 and 240.26

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Solution

The fourth proportional to 364.76, 503.21 and 240.26 is: 331.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.76 : 503.21 = 240.26 : x
  2. Step 2: Convert to fraction form
    364.76/503.21 = 240.26/x
  3. Step 3: Cross multiply
    364.76x = 503.21 × 240.26
  4. Step 4: Simplify right side
    364.76x = 120,901.23
  5. Step 5: Solve for x
    x = 120,901.23/364.76
  6. Step 6: Final answer
    x = 331.45

Related Problems

Find fourth proportional to 182.38, 251.61 and 120.13
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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.