Home / 459,724.48-634,427.52-255,791.68

Finding the Fourth Proportional to 459,724.48, 634,427.52 and 255,791.68

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Solution

The fourth proportional to 459,724.48, 634,427.52 and 255,791.68 is: 352,996.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,724.48 : 634,427.52 = 255,791.68 : x
  2. Step 2: Convert to fraction form
    459,724.48/634,427.52 = 255,791.68/x
  3. Step 3: Cross multiply
    459,724.48x = 634,427.52 × 255,791.68
  4. Step 4: Simplify right side
    459,724.48x = 162,281,281,179.03
  5. Step 5: Solve for x
    x = 162,281,281,179.03/459,724.48
  6. Step 6: Final answer
    x = 352,996.82

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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.