Home / 1,346,058.10-2,018,650.11-447,258.50

Finding the Fourth Proportional to 1,346,058.10, 2,018,650.11 and 447,258.50

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Solution

The fourth proportional to 1,346,058.10, 2,018,650.11 and 447,258.50 is: 670,742.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,058.10 : 2,018,650.11 = 447,258.50 : x
  2. Step 2: Convert to fraction form
    1,346,058.10/2,018,650.11 = 447,258.50/x
  3. Step 3: Cross multiply
    1,346,058.10x = 2,018,650.11 × 447,258.50
  4. Step 4: Simplify right side
    1,346,058.10x = 902,858,420,223.44
  5. Step 5: Solve for x
    x = 902,858,420,223.44/1,346,058.10
  6. Step 6: Final answer
    x = 670,742.53

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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.