Home / 543,826.36-750,479.70-302,131.24

Finding the Fourth Proportional to 543,826.36, 750,479.70 and 302,131.24

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Solution

The fourth proportional to 543,826.36, 750,479.70 and 302,131.24 is: 416,940.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,826.36 : 750,479.70 = 302,131.24 : x
  2. Step 2: Convert to fraction form
    543,826.36/750,479.70 = 302,131.24/x
  3. Step 3: Cross multiply
    543,826.36x = 750,479.70 × 302,131.24
  4. Step 4: Simplify right side
    543,826.36x = 226,743,362,355.83
  5. Step 5: Solve for x
    x = 226,743,362,355.83/543,826.36
  6. Step 6: Final answer
    x = 416,940.74

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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.