Finding the Fourth Proportional to 370,596.44, 511,454.58 and 310,060.28
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Solution
The fourth proportional to 370,596.44, 511,454.58 and 310,060.28 is: 427,909.53
Step by Step Solution
- Step 1: Write the proportion equation
370,596.44 : 511,454.58 = 310,060.28 : x - Step 2: Convert to fraction form
370,596.44/511,454.58 = 310,060.28/x - Step 3: Cross multiply
370,596.44x = 511,454.58 × 310,060.28 - Step 4: Simplify right side
370,596.44x = 158,581,750,282.08 - Step 5: Solve for x
x = 158,581,750,282.08/370,596.44 - Step 6: Final answer
x = 427,909.53
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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.