Home / 1,105,768.49-1,658,651.51-347,676.23

Finding the Fourth Proportional to 1,105,768.49, 1,658,651.51 and 347,676.23

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Solution

The fourth proportional to 1,105,768.49, 1,658,651.51 and 347,676.23 is: 521,513.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,768.49 : 1,658,651.51 = 347,676.23 : x
  2. Step 2: Convert to fraction form
    1,105,768.49/1,658,651.51 = 347,676.23/x
  3. Step 3: Cross multiply
    1,105,768.49x = 1,658,651.51 × 347,676.23
  4. Step 4: Simplify right side
    1,105,768.49x = 576,673,693,848.97
  5. Step 5: Solve for x
    x = 576,673,693,848.97/1,105,768.49
  6. Step 6: Final answer
    x = 521,513.95

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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.