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Finding the Fourth Proportional to 459,610.52, 634,300.83 and 255,699.86

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Solution

The fourth proportional to 459,610.52, 634,300.83 and 255,699.86 is: 352,887.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,610.52 : 634,300.83 = 255,699.86 : x
  2. Step 2: Convert to fraction form
    459,610.52/634,300.83 = 255,699.86/x
  3. Step 3: Cross multiply
    459,610.52x = 634,300.83 × 255,699.86
  4. Step 4: Simplify right side
    459,610.52x = 162,190,630,257.38
  5. Step 5: Solve for x
    x = 162,190,630,257.38/459,610.52
  6. Step 6: Final answer
    x = 352,887.12

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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.