Finding the Fourth Proportional to 842,996.70, 1,163,352.42 and 461,048.04
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Solution
The fourth proportional to 842,996.70, 1,163,352.42 and 461,048.04 is: 636,255.58
Step by Step Solution
- Step 1: Write the proportion equation
842,996.70 : 1,163,352.42 = 461,048.04 : x - Step 2: Convert to fraction form
842,996.70/1,163,352.42 = 461,048.04/x - Step 3: Cross multiply
842,996.70x = 1,163,352.42 × 461,048.04 - Step 4: Simplify right side
842,996.70x = 536,361,353,070.26 - Step 5: Solve for x
x = 536,361,353,070.26/842,996.70 - Step 6: Final answer
x = 636,255.58
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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.