Home / 1,208,173.98-1,812,228.39-297,364.57

Finding the Fourth Proportional to 1,208,173.98, 1,812,228.39 and 297,364.57

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Solution

The fourth proportional to 1,208,173.98, 1,812,228.39 and 297,364.57 is: 446,038.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,173.98 : 1,812,228.39 = 297,364.57 : x
  2. Step 2: Convert to fraction form
    1,208,173.98/1,812,228.39 = 297,364.57/x
  3. Step 3: Cross multiply
    1,208,173.98x = 1,812,228.39 × 297,364.57
  4. Step 4: Simplify right side
    1,208,173.98x = 538,892,511,403.57
  5. Step 5: Solve for x
    x = 538,892,511,403.57/1,208,173.98
  6. Step 6: Final answer
    x = 446,038.83

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Double scale
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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.