Home / 823,978.23-1,137,205.16-595,275.45

Finding the Fourth Proportional to 823,978.23, 1,137,205.16 and 595,275.45

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Solution

The fourth proportional to 823,978.23, 1,137,205.16 and 595,275.45 is: 821,563.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,978.23 : 1,137,205.16 = 595,275.45 : x
  2. Step 2: Convert to fraction form
    823,978.23/1,137,205.16 = 595,275.45/x
  3. Step 3: Cross multiply
    823,978.23x = 1,137,205.16 × 595,275.45
  4. Step 4: Simplify right side
    823,978.23x = 676,950,310,384.95
  5. Step 5: Solve for x
    x = 676,950,310,384.95/823,978.23
  6. Step 6: Final answer
    x = 821,563.34

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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.