Home / 1,346,057.60-2,018,649.36-447,258

Finding the Fourth Proportional to 1,346,057.60, 2,018,649.36 and 447,258

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Solution

The fourth proportional to 1,346,057.60, 2,018,649.36 and 447,258 is: 670,741.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,057.60 : 2,018,649.36 = 447,258 : x
  2. Step 2: Convert to fraction form
    1,346,057.60/2,018,649.36 = 447,258/x
  3. Step 3: Cross multiply
    1,346,057.60x = 2,018,649.36 × 447,258
  4. Step 4: Simplify right side
    1,346,057.60x = 902,857,075,454.88
  5. Step 5: Solve for x
    x = 902,857,075,454.88/1,346,057.60
  6. Step 6: Final answer
    x = 670,741.78

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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.