Home / 445,926.86-615,203.90-254,837.74

Finding the Fourth Proportional to 445,926.86, 615,203.90 and 254,837.74

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Solution

The fourth proportional to 445,926.86, 615,203.90 and 254,837.74 is: 351,575.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,926.86 : 615,203.90 = 254,837.74 : x
  2. Step 2: Convert to fraction form
    445,926.86/615,203.90 = 254,837.74/x
  3. Step 3: Cross multiply
    445,926.86x = 615,203.90 × 254,837.74
  4. Step 4: Simplify right side
    445,926.86x = 156,777,171,515.19
  5. Step 5: Solve for x
    x = 156,777,171,515.19/445,926.86
  6. Step 6: Final answer
    x = 351,575.98

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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.