Finding the Fourth Proportional to 472,135.68, 651,526.80 and 268,185.96
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Solution
The fourth proportional to 472,135.68, 651,526.80 and 268,185.96 is: 370,085.02
Step by Step Solution
- Step 1: Write the proportion equation
472,135.68 : 651,526.80 = 268,185.96 : x - Step 2: Convert to fraction form
472,135.68/651,526.80 = 268,185.96/x - Step 3: Cross multiply
472,135.68x = 651,526.80 × 268,185.96 - Step 4: Simplify right side
472,135.68x = 174,730,340,323.73 - Step 5: Solve for x
x = 174,730,340,323.73/472,135.68 - Step 6: Final answer
x = 370,085.02
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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.