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Finding the Fourth Proportional to 437,879.86, 604,273.90 and 236,675.86

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Solution

The fourth proportional to 437,879.86, 604,273.90 and 236,675.86 is: 326,612.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,879.86 : 604,273.90 = 236,675.86 : x
  2. Step 2: Convert to fraction form
    437,879.86/604,273.90 = 236,675.86/x
  3. Step 3: Cross multiply
    437,879.86x = 604,273.90 × 236,675.86
  4. Step 4: Simplify right side
    437,879.86x = 143,017,044,958.05
  5. Step 5: Solve for x
    x = 143,017,044,958.05/437,879.86
  6. Step 6: Final answer
    x = 326,612.52

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1.5x scale

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.