Home / 821,507.01-1,232,400.63-366,263.43

Finding the Fourth Proportional to 821,507.01, 1,232,400.63 and 366,263.43

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Solution

The fourth proportional to 821,507.01, 1,232,400.63 and 366,263.43 is: 549,457.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,507.01 : 1,232,400.63 = 366,263.43 : x
  2. Step 2: Convert to fraction form
    821,507.01/1,232,400.63 = 366,263.43/x
  3. Step 3: Cross multiply
    821,507.01x = 1,232,400.63 × 366,263.43
  4. Step 4: Simplify right side
    821,507.01x = 451,383,281,877.96
  5. Step 5: Solve for x
    x = 451,383,281,877.96/821,507.01
  6. Step 6: Final answer
    x = 549,457.61

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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.