Home / 345,281.94-476,324.06-268,274.03

Finding the Fourth Proportional to 345,281.94, 476,324.06 and 268,274.03

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Solution

The fourth proportional to 345,281.94, 476,324.06 and 268,274.03 is: 370,089.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,281.94 : 476,324.06 = 268,274.03 : x
  2. Step 2: Convert to fraction form
    345,281.94/476,324.06 = 268,274.03/x
  3. Step 3: Cross multiply
    345,281.94x = 476,324.06 × 268,274.03
  4. Step 4: Simplify right side
    345,281.94x = 127,785,371,439.17
  5. Step 5: Solve for x
    x = 127,785,371,439.17/345,281.94
  6. Step 6: Final answer
    x = 370,089.94

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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.