Home / 783,069.70-1,174,604.55-384,488.95

Finding the Fourth Proportional to 783,069.70, 1,174,604.55 and 384,488.95

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Solution

The fourth proportional to 783,069.70, 1,174,604.55 and 384,488.95 is: 576,733.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,069.70 : 1,174,604.55 = 384,488.95 : x
  2. Step 2: Convert to fraction form
    783,069.70/1,174,604.55 = 384,488.95/x
  3. Step 3: Cross multiply
    783,069.70x = 1,174,604.55 × 384,488.95
  4. Step 4: Simplify right side
    783,069.70x = 451,622,470,094.72
  5. Step 5: Solve for x
    x = 451,622,470,094.72/783,069.70
  6. Step 6: Final answer
    x = 576,733.43

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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.