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Finding the Fourth Proportional to 530.83, 799.02 and 480.52

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Solution

The fourth proportional to 530.83, 799.02 and 480.52 is: 723.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.83 : 799.02 = 480.52 : x
  2. Step 2: Convert to fraction form
    530.83/799.02 = 480.52/x
  3. Step 3: Cross multiply
    530.83x = 799.02 × 480.52
  4. Step 4: Simplify right side
    530.83x = 383,945.09
  5. Step 5: Solve for x
    x = 383,945.09/530.83
  6. Step 6: Final answer
    x = 723.29

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.