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Finding the Fourth Proportional to 569,751.84, 786,252.96 and 315,096.48

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Solution

The fourth proportional to 569,751.84, 786,252.96 and 315,096.48 is: 434,830.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,751.84 : 786,252.96 = 315,096.48 : x
  2. Step 2: Convert to fraction form
    569,751.84/786,252.96 = 315,096.48/x
  3. Step 3: Cross multiply
    569,751.84x = 786,252.96 × 315,096.48
  4. Step 4: Simplify right side
    569,751.84x = 247,745,540,085.58
  5. Step 5: Solve for x
    x = 247,745,540,085.58/569,751.84
  6. Step 6: Final answer
    x = 434,830.61

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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.