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Finding the Fourth Proportional to 365,715.06, 504,483.56 and 212,736.04

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Solution

The fourth proportional to 365,715.06, 504,483.56 and 212,736.04 is: 293,457.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,715.06 : 504,483.56 = 212,736.04 : x
  2. Step 2: Convert to fraction form
    365,715.06/504,483.56 = 212,736.04/x
  3. Step 3: Cross multiply
    365,715.06x = 504,483.56 × 212,736.04
  4. Step 4: Simplify right side
    365,715.06x = 107,321,834,799.50
  5. Step 5: Solve for x
    x = 107,321,834,799.50/365,715.06
  6. Step 6: Final answer
    x = 293,457.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.