Finding the Fourth Proportional to 671,157.63, 926,197.20 and 369,351.63
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Solution
The fourth proportional to 671,157.63, 926,197.20 and 369,351.63 is: 509,705.07
Step by Step Solution
- Step 1: Write the proportion equation
671,157.63 : 926,197.20 = 369,351.63 : x - Step 2: Convert to fraction form
671,157.63/926,197.20 = 369,351.63/x - Step 3: Cross multiply
671,157.63x = 926,197.20 × 369,351.63 - Step 4: Simplify right side
671,157.63x = 342,092,445,521.44 - Step 5: Solve for x
x = 342,092,445,521.44/671,157.63 - Step 6: Final answer
x = 509,705.07
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1.5x scale
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.