Home / 925,871.77-1,389,057.26-385,948.60

Finding the Fourth Proportional to 925,871.77, 1,389,057.26 and 385,948.60

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Solution

The fourth proportional to 925,871.77, 1,389,057.26 and 385,948.60 is: 579,026.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,871.77 : 1,389,057.26 = 385,948.60 : x
  2. Step 2: Convert to fraction form
    925,871.77/1,389,057.26 = 385,948.60/x
  3. Step 3: Cross multiply
    925,871.77x = 1,389,057.26 × 385,948.60
  4. Step 4: Simplify right side
    925,871.77x = 536,104,699,414.45
  5. Step 5: Solve for x
    x = 536,104,699,414.45/925,871.77
  6. Step 6: Final answer
    x = 579,026.94

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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.