Finding the Fourth Proportional to 847,503.36, 1,169,560.08 and 465,526.80
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Solution
The fourth proportional to 847,503.36, 1,169,560.08 and 465,526.80 is: 642,429.97
Step by Step Solution
- Step 1: Write the proportion equation
847,503.36 : 1,169,560.08 = 465,526.80 : x - Step 2: Convert to fraction form
847,503.36/1,169,560.08 = 465,526.80/x - Step 3: Cross multiply
847,503.36x = 1,169,560.08 × 465,526.80 - Step 4: Simplify right side
847,503.36x = 544,461,561,450.14 - Step 5: Solve for x
x = 544,461,561,450.14/847,503.36 - Step 6: Final answer
x = 642,429.97
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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.