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Finding the Fourth Proportional to 504,596.44, 696,511.74 and 300,711.34

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Solution

The fourth proportional to 504,596.44, 696,511.74 and 300,711.34 is: 415,082.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,596.44 : 696,511.74 = 300,711.34 : x
  2. Step 2: Convert to fraction form
    504,596.44/696,511.74 = 300,711.34/x
  3. Step 3: Cross multiply
    504,596.44x = 696,511.74 × 300,711.34
  4. Step 4: Simplify right side
    504,596.44x = 209,448,978,661.13
  5. Step 5: Solve for x
    x = 209,448,978,661.13/504,596.44
  6. Step 6: Final answer
    x = 415,082.16

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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.