Home / 682,878.60-1,021,985.10-598,897.80

Finding the Fourth Proportional to 682,878.60, 1,021,985.10 and 598,897.80

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Solution

The fourth proportional to 682,878.60, 1,021,985.10 and 598,897.80 is: 896,300.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,878.60 : 1,021,985.10 = 598,897.80 : x
  2. Step 2: Convert to fraction form
    682,878.60/1,021,985.10 = 598,897.80/x
  3. Step 3: Cross multiply
    682,878.60x = 1,021,985.10 × 598,897.80
  4. Step 4: Simplify right side
    682,878.60x = 612,064,628,022.78
  5. Step 5: Solve for x
    x = 612,064,628,022.78/682,878.60
  6. Step 6: Final answer
    x = 896,300.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.