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Finding the Fourth Proportional to 894.54, 1,234.53 and 501.69

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Solution

The fourth proportional to 894.54, 1,234.53 and 501.69 is: 692.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    894.54 : 1,234.53 = 501.69 : x
  2. Step 2: Convert to fraction form
    894.54/1,234.53 = 501.69/x
  3. Step 3: Cross multiply
    894.54x = 1,234.53 × 501.69
  4. Step 4: Simplify right side
    894.54x = 619,351.36
  5. Step 5: Solve for x
    x = 619,351.36/894.54
  6. Step 6: Final answer
    x = 692.37

Related Problems

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Half scale
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Double scale
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1.5x scale

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.