Home / 628,282.15-867,002.04-348,861.95

Finding the Fourth Proportional to 628,282.15, 867,002.04 and 348,861.95

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Solution

The fourth proportional to 628,282.15, 867,002.04 and 348,861.95 is: 481,414.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,282.15 : 867,002.04 = 348,861.95 : x
  2. Step 2: Convert to fraction form
    628,282.15/867,002.04 = 348,861.95/x
  3. Step 3: Cross multiply
    628,282.15x = 867,002.04 × 348,861.95
  4. Step 4: Simplify right side
    628,282.15x = 302,464,017,993.37
  5. Step 5: Solve for x
    x = 302,464,017,993.37/628,282.15
  6. Step 6: Final answer
    x = 481,414.31

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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.