Home / 903,841.86-1,355,756.88-229,917.42

Finding the Fourth Proportional to 903,841.86, 1,355,756.88 and 229,917.42

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Solution

The fourth proportional to 903,841.86, 1,355,756.88 and 229,917.42 is: 344,874.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,841.86 : 1,355,756.88 = 229,917.42 : x
  2. Step 2: Convert to fraction form
    903,841.86/1,355,756.88 = 229,917.42/x
  3. Step 3: Cross multiply
    903,841.86x = 1,355,756.88 × 229,917.42
  4. Step 4: Simplify right side
    903,841.86x = 311,712,123,996.85
  5. Step 5: Solve for x
    x = 311,712,123,996.85/903,841.86
  6. Step 6: Final answer
    x = 344,874.63

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1.5x scale

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.