Home / 827,310.08-1,141,063.68-558,940.16

Finding the Fourth Proportional to 827,310.08, 1,141,063.68 and 558,940.16

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Solution

The fourth proportional to 827,310.08, 1,141,063.68 and 558,940.16 is: 770,915.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,310.08 : 1,141,063.68 = 558,940.16 : x
  2. Step 2: Convert to fraction form
    827,310.08/1,141,063.68 = 558,940.16/x
  3. Step 3: Cross multiply
    827,310.08x = 1,141,063.68 × 558,940.16
  4. Step 4: Simplify right side
    827,310.08x = 637,786,315,869.39
  5. Step 5: Solve for x
    x = 637,786,315,869.39/827,310.08
  6. Step 6: Final answer
    x = 770,915.68

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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.