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Finding the Fourth Proportional to 364.84, 545.30 and 335.65

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Solution

The fourth proportional to 364.84, 545.30 and 335.65 is: 501.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.84 : 545.30 = 335.65 : x
  2. Step 2: Convert to fraction form
    364.84/545.30 = 335.65/x
  3. Step 3: Cross multiply
    364.84x = 545.30 × 335.65
  4. Step 4: Simplify right side
    364.84x = 183,030.94
  5. Step 5: Solve for x
    x = 183,030.94/364.84
  6. Step 6: Final answer
    x = 501.67

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.