Home / 576,823.36-796,024.58-318,706.25

Finding the Fourth Proportional to 576,823.36, 796,024.58 and 318,706.25

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Solution

The fourth proportional to 576,823.36, 796,024.58 and 318,706.25 is: 439,819.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,823.36 : 796,024.58 = 318,706.25 : x
  2. Step 2: Convert to fraction form
    576,823.36/796,024.58 = 318,706.25/x
  3. Step 3: Cross multiply
    576,823.36x = 796,024.58 × 318,706.25
  4. Step 4: Simplify right side
    576,823.36x = 253,698,003,225.97
  5. Step 5: Solve for x
    x = 253,698,003,225.97/576,823.36
  6. Step 6: Final answer
    x = 439,819.23

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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.