Finding the Fourth Proportional to 671,265.46, 1,006,798.16 and 221,988.68
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Solution
The fourth proportional to 671,265.46, 1,006,798.16 and 221,988.68 is: 332,949.94
Step by Step Solution
- Step 1: Write the proportion equation
671,265.46 : 1,006,798.16 = 221,988.68 : x - Step 2: Convert to fraction form
671,265.46/1,006,798.16 = 221,988.68/x - Step 3: Cross multiply
671,265.46x = 1,006,798.16 × 221,988.68 - Step 4: Simplify right side
671,265.46x = 223,497,794,564.83 - Step 5: Solve for x
x = 223,497,794,564.83/671,265.46 - Step 6: Final answer
x = 332,949.94
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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.