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Finding the Fourth Proportional to 438,231.76, 604,759.86 and 237,027.76

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Solution

The fourth proportional to 438,231.76, 604,759.86 and 237,027.76 is: 327,098.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,231.76 : 604,759.86 = 237,027.76 : x
  2. Step 2: Convert to fraction form
    438,231.76/604,759.86 = 237,027.76/x
  3. Step 3: Cross multiply
    438,231.76x = 604,759.86 × 237,027.76
  4. Step 4: Simplify right side
    438,231.76x = 143,344,874,953.71
  5. Step 5: Solve for x
    x = 143,344,874,953.71/438,231.76
  6. Step 6: Final answer
    x = 327,098.33

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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.