Home / 417,811.42-627,566.01-368,997.58

Finding the Fourth Proportional to 417,811.42, 627,566.01 and 368,997.58

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Solution

The fourth proportional to 417,811.42, 627,566.01 and 368,997.58 is: 554,246.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,811.42 : 627,566.01 = 368,997.58 : x
  2. Step 2: Convert to fraction form
    417,811.42/627,566.01 = 368,997.58/x
  3. Step 3: Cross multiply
    417,811.42x = 627,566.01 × 368,997.58
  4. Step 4: Simplify right side
    417,811.42x = 231,570,338,980.26
  5. Step 5: Solve for x
    x = 231,570,338,980.26/417,811.42
  6. Step 6: Final answer
    x = 554,246.07

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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.