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Finding the Fourth Proportional to 530.04, 794.10 and 298.68

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Solution

The fourth proportional to 530.04, 794.10 and 298.68 is: 447.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.04 : 794.10 = 298.68 : x
  2. Step 2: Convert to fraction form
    530.04/794.10 = 298.68/x
  3. Step 3: Cross multiply
    530.04x = 794.10 × 298.68
  4. Step 4: Simplify right side
    530.04x = 237,181.79
  5. Step 5: Solve for x
    x = 237,181.79/530.04
  6. Step 6: Final answer
    x = 447.48

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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.