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Finding the Fourth Proportional to 501.56, 752.33 and 425.01

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Solution

The fourth proportional to 501.56, 752.33 and 425.01 is: 637.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    501.56 : 752.33 = 425.01 : x
  2. Step 2: Convert to fraction form
    501.56/752.33 = 425.01/x
  3. Step 3: Cross multiply
    501.56x = 752.33 × 425.01
  4. Step 4: Simplify right side
    501.56x = 319,747.77
  5. Step 5: Solve for x
    x = 319,747.77/501.56
  6. Step 6: Final answer
    x = 637.51

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Double scale
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Similar ratio
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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.