Home / 776,968.86-1,072,074.73-432,796.23

Finding the Fourth Proportional to 776,968.86, 1,072,074.73 and 432,796.23

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Solution

The fourth proportional to 776,968.86, 1,072,074.73 and 432,796.23 is: 597,179.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,968.86 : 1,072,074.73 = 432,796.23 : x
  2. Step 2: Convert to fraction form
    776,968.86/1,072,074.73 = 432,796.23/x
  3. Step 3: Cross multiply
    776,968.86x = 1,072,074.73 × 432,796.23
  4. Step 4: Simplify right side
    776,968.86x = 463,989,902,314.59
  5. Step 5: Solve for x
    x = 463,989,902,314.59/776,968.86
  6. Step 6: Final answer
    x = 597,179.53

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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.