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Finding the Fourth Proportional to 446,041.56, 615,257.40 and 264,625.08

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Solution

The fourth proportional to 446,041.56, 615,257.40 and 264,625.08 is: 365,016.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,041.56 : 615,257.40 = 264,625.08 : x
  2. Step 2: Convert to fraction form
    446,041.56/615,257.40 = 264,625.08/x
  3. Step 3: Cross multiply
    446,041.56x = 615,257.40 × 264,625.08
  4. Step 4: Simplify right side
    446,041.56x = 162,812,538,695.59
  5. Step 5: Solve for x
    x = 162,812,538,695.59/446,041.56
  6. Step 6: Final answer
    x = 365,016.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.