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Finding the Fourth Proportional to 633.33, 948.38 and 530.35

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Solution

The fourth proportional to 633.33, 948.38 and 530.35 is: 794.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    633.33 : 948.38 = 530.35 : x
  2. Step 2: Convert to fraction form
    633.33/948.38 = 530.35/x
  3. Step 3: Cross multiply
    633.33x = 948.38 × 530.35
  4. Step 4: Simplify right side
    633.33x = 502,973.33
  5. Step 5: Solve for x
    x = 502,973.33/633.33
  6. Step 6: Final answer
    x = 794.17

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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.