Home / 940,622.20-1,410,962.56-447,561.34

Finding the Fourth Proportional to 940,622.20, 1,410,962.56 and 447,561.34

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Solution

The fourth proportional to 940,622.20, 1,410,962.56 and 447,561.34 is: 671,355.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,622.20 : 1,410,962.56 = 447,561.34 : x
  2. Step 2: Convert to fraction form
    940,622.20/1,410,962.56 = 447,561.34/x
  3. Step 3: Cross multiply
    940,622.20x = 1,410,962.56 × 447,561.34
  4. Step 4: Simplify right side
    940,622.20x = 631,492,289,397.12
  5. Step 5: Solve for x
    x = 631,492,289,397.12/940,622.20
  6. Step 6: Final answer
    x = 671,355.93

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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.