Home / 1,214,266.80-1,821,488.60-466,312.80

Finding the Fourth Proportional to 1,214,266.80, 1,821,488.60 and 466,312.80

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Solution

The fourth proportional to 1,214,266.80, 1,821,488.60 and 466,312.80 is: 699,503.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,266.80 : 1,821,488.60 = 466,312.80 : x
  2. Step 2: Convert to fraction form
    1,214,266.80/1,821,488.60 = 466,312.80/x
  3. Step 3: Cross multiply
    1,214,266.80x = 1,821,488.60 × 466,312.80
  4. Step 4: Simplify right side
    1,214,266.80x = 849,383,449,234.08
  5. Step 5: Solve for x
    x = 849,383,449,234.08/1,214,266.80
  6. Step 6: Final answer
    x = 699,503.15

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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.