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Finding the Fourth Proportional to 535.07, 802.70 and 183.66

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Solution

The fourth proportional to 535.07, 802.70 and 183.66 is: 275.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    535.07 : 802.70 = 183.66 : x
  2. Step 2: Convert to fraction form
    535.07/802.70 = 183.66/x
  3. Step 3: Cross multiply
    535.07x = 802.70 × 183.66
  4. Step 4: Simplify right side
    535.07x = 147,423.65
  5. Step 5: Solve for x
    x = 147,423.65/535.07
  6. Step 6: Final answer
    x = 275.52

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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.