Home / 771,091.74-1,156,914.32-344,591.84

Finding the Fourth Proportional to 771,091.74, 1,156,914.32 and 344,591.84

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Solution

The fourth proportional to 771,091.74, 1,156,914.32 and 344,591.84 is: 517,011.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,091.74 : 1,156,914.32 = 344,591.84 : x
  2. Step 2: Convert to fraction form
    771,091.74/1,156,914.32 = 344,591.84/x
  3. Step 3: Cross multiply
    771,091.74x = 1,156,914.32 × 344,591.84
  4. Step 4: Simplify right side
    771,091.74x = 398,663,226,743.62
  5. Step 5: Solve for x
    x = 398,663,226,743.62/771,091.74
  6. Step 6: Final answer
    x = 517,011.41

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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.