Home / 786,451.84-1,179,482.34-337,121.74

Finding the Fourth Proportional to 786,451.84, 1,179,482.34 and 337,121.74

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Solution

The fourth proportional to 786,451.84, 1,179,482.34 and 337,121.74 is: 505,598.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,451.84 : 1,179,482.34 = 337,121.74 : x
  2. Step 2: Convert to fraction form
    786,451.84/1,179,482.34 = 337,121.74/x
  3. Step 3: Cross multiply
    786,451.84x = 1,179,482.34 × 337,121.74
  4. Step 4: Simplify right side
    786,451.84x = 397,629,138,760.07
  5. Step 5: Solve for x
    x = 397,629,138,760.07/786,451.84
  6. Step 6: Final answer
    x = 505,598.84

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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.