Home / 806,304.07-1,208,037.31-758,302.15

Finding the Fourth Proportional to 806,304.07, 1,208,037.31 and 758,302.15

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Solution

The fourth proportional to 806,304.07, 1,208,037.31 and 758,302.15 is: 1,136,118.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,304.07 : 1,208,037.31 = 758,302.15 : x
  2. Step 2: Convert to fraction form
    806,304.07/1,208,037.31 = 758,302.15/x
  3. Step 3: Cross multiply
    806,304.07x = 1,208,037.31 × 758,302.15
  4. Step 4: Simplify right side
    806,304.07x = 916,057,286,802.44
  5. Step 5: Solve for x
    x = 916,057,286,802.44/806,304.07
  6. Step 6: Final answer
    x = 1,136,118.90

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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.