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Finding the Fourth Proportional to 504,775.14, 696,599.18 and 275,340.63

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Solution

The fourth proportional to 504,775.14, 696,599.18 and 275,340.63 is: 379,975.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,775.14 : 696,599.18 = 275,340.63 : x
  2. Step 2: Convert to fraction form
    504,775.14/696,599.18 = 275,340.63/x
  3. Step 3: Cross multiply
    504,775.14x = 696,599.18 × 275,340.63
  4. Step 4: Simplify right side
    504,775.14x = 191,802,057,078.68
  5. Step 5: Solve for x
    x = 191,802,057,078.68/504,775.14
  6. Step 6: Final answer
    x = 379,975.24

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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.