Home / 925,974.59-1,389,211.46-386,051.40

Finding the Fourth Proportional to 925,974.59, 1,389,211.46 and 386,051.40

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Solution

The fourth proportional to 925,974.59, 1,389,211.46 and 386,051.40 is: 579,181.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,974.59 : 1,389,211.46 = 386,051.40 : x
  2. Step 2: Convert to fraction form
    925,974.59/1,389,211.46 = 386,051.40/x
  3. Step 3: Cross multiply
    925,974.59x = 1,389,211.46 × 386,051.40
  4. Step 4: Simplify right side
    925,974.59x = 536,307,027,098.79
  5. Step 5: Solve for x
    x = 536,307,027,098.79/925,974.59
  6. Step 6: Final answer
    x = 579,181.15

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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.