Home / 756,696.02-1,134,702.46-216,828.81

Finding the Fourth Proportional to 756,696.02, 1,134,702.46 and 216,828.81

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Solution

The fourth proportional to 756,696.02, 1,134,702.46 and 216,828.81 is: 325,145.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,696.02 : 1,134,702.46 = 216,828.81 : x
  2. Step 2: Convert to fraction form
    756,696.02/1,134,702.46 = 216,828.81/x
  3. Step 3: Cross multiply
    756,696.02x = 1,134,702.46 × 216,828.81
  4. Step 4: Simplify right side
    756,696.02x = 246,036,186,736.73
  5. Step 5: Solve for x
    x = 246,036,186,736.73/756,696.02
  6. Step 6: Final answer
    x = 325,145.34

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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.