Home / 414,175.08-571,280.61-268,720.98

Finding the Fourth Proportional to 414,175.08, 571,280.61 and 268,720.98

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Solution

The fourth proportional to 414,175.08, 571,280.61 and 268,720.98 is: 370,652.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,175.08 : 571,280.61 = 268,720.98 : x
  2. Step 2: Convert to fraction form
    414,175.08/571,280.61 = 268,720.98/x
  3. Step 3: Cross multiply
    414,175.08x = 571,280.61 × 268,720.98
  4. Step 4: Simplify right side
    414,175.08x = 153,515,085,374.20
  5. Step 5: Solve for x
    x = 153,515,085,374.20/414,175.08
  6. Step 6: Final answer
    x = 370,652.64

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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.