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Finding the Fourth Proportional to 585,006.70, 877,072.65 and 247,771.30

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Solution

The fourth proportional to 585,006.70, 877,072.65 and 247,771.30 is: 371,471.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,006.70 : 877,072.65 = 247,771.30 : x
  2. Step 2: Convert to fraction form
    585,006.70/877,072.65 = 247,771.30/x
  3. Step 3: Cross multiply
    585,006.70x = 877,072.65 × 247,771.30
  4. Step 4: Simplify right side
    585,006.70x = 217,313,430,684.95
  5. Step 5: Solve for x
    x = 217,313,430,684.95/585,006.70
  6. Step 6: Final answer
    x = 371,471.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.