Home / 994,026.80-1,371,676.02-558,420.44

Finding the Fourth Proportional to 994,026.80, 1,371,676.02 and 558,420.44

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Solution

The fourth proportional to 994,026.80, 1,371,676.02 and 558,420.44 is: 770,574.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,026.80 : 1,371,676.02 = 558,420.44 : x
  2. Step 2: Convert to fraction form
    994,026.80/1,371,676.02 = 558,420.44/x
  3. Step 3: Cross multiply
    994,026.80x = 1,371,676.02 × 558,420.44
  4. Step 4: Simplify right side
    994,026.80x = 765,971,926,625.85
  5. Step 5: Solve for x
    x = 765,971,926,625.85/994,026.80
  6. Step 6: Final answer
    x = 770,574.72

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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.