Home / 949,391.94-1,310,162.82-519,699.51

Finding the Fourth Proportional to 949,391.94, 1,310,162.82 and 519,699.51

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Solution

The fourth proportional to 949,391.94, 1,310,162.82 and 519,699.51 is: 717,186.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,391.94 : 1,310,162.82 = 519,699.51 : x
  2. Step 2: Convert to fraction form
    949,391.94/1,310,162.82 = 519,699.51/x
  3. Step 3: Cross multiply
    949,391.94x = 1,310,162.82 × 519,699.51
  4. Step 4: Simplify right side
    949,391.94x = 680,890,975,574.22
  5. Step 5: Solve for x
    x = 680,890,975,574.22/949,391.94
  6. Step 6: Final answer
    x = 717,186.39

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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.