Home / 949,080.94-1,309,731.82-519,361.10

Finding the Fourth Proportional to 949,080.94, 1,309,731.82 and 519,361.10

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Solution

The fourth proportional to 949,080.94, 1,309,731.82 and 519,361.10 is: 716,718.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,080.94 : 1,309,731.82 = 519,361.10 : x
  2. Step 2: Convert to fraction form
    949,080.94/1,309,731.82 = 519,361.10/x
  3. Step 3: Cross multiply
    949,080.94x = 1,309,731.82 × 519,361.10
  4. Step 4: Simplify right side
    949,080.94x = 680,223,758,740.20
  5. Step 5: Solve for x
    x = 680,223,758,740.20/949,080.94
  6. Step 6: Final answer
    x = 716,718.39

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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.