Home / 928,284.80-1,392,524.40-395,862.08

Finding the Fourth Proportional to 928,284.80, 1,392,524.40 and 395,862.08

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Solution

The fourth proportional to 928,284.80, 1,392,524.40 and 395,862.08 is: 593,834.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,284.80 : 1,392,524.40 = 395,862.08 : x
  2. Step 2: Convert to fraction form
    928,284.80/1,392,524.40 = 395,862.08/x
  3. Step 3: Cross multiply
    928,284.80x = 1,392,524.40 × 395,862.08
  4. Step 4: Simplify right side
    928,284.80x = 551,247,605,434.75
  5. Step 5: Solve for x
    x = 551,247,605,434.75/928,284.80
  6. Step 6: Final answer
    x = 593,834.57

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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.