Home / 908,395.32-1,253,573.96-494,949.34

Finding the Fourth Proportional to 908,395.32, 1,253,573.96 and 494,949.34

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Solution

The fourth proportional to 908,395.32, 1,253,573.96 and 494,949.34 is: 683,023.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,395.32 : 1,253,573.96 = 494,949.34 : x
  2. Step 2: Convert to fraction form
    908,395.32/1,253,573.96 = 494,949.34/x
  3. Step 3: Cross multiply
    908,395.32x = 1,253,573.96 × 494,949.34
  4. Step 4: Simplify right side
    908,395.32x = 620,455,602,246.63
  5. Step 5: Solve for x
    x = 620,455,602,246.63/908,395.32
  6. Step 6: Final answer
    x = 683,023.78

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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.