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Finding the Fourth Proportional to 570,194.52, 786,956.79 and 325,179.81

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Solution

The fourth proportional to 570,194.52, 786,956.79 and 325,179.81 is: 448,798.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,194.52 : 786,956.79 = 325,179.81 : x
  2. Step 2: Convert to fraction form
    570,194.52/786,956.79 = 325,179.81/x
  3. Step 3: Cross multiply
    570,194.52x = 786,956.79 × 325,179.81
  4. Step 4: Simplify right side
    570,194.52x = 255,902,459,450.41
  5. Step 5: Solve for x
    x = 255,902,459,450.41/570,194.52
  6. Step 6: Final answer
    x = 448,798.52

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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.