Finding the Fourth Proportional to 658,133.02, 987,199.56 and 159,497.02
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Solution
The fourth proportional to 658,133.02, 987,199.56 and 159,497.02 is: 239,245.54
Step by Step Solution
- Step 1: Write the proportion equation
658,133.02 : 987,199.56 = 159,497.02 : x - Step 2: Convert to fraction form
658,133.02/987,199.56 = 159,497.02/x - Step 3: Cross multiply
658,133.02x = 987,199.56 × 159,497.02 - Step 4: Simplify right side
658,133.02x = 157,455,387,965.31 - Step 5: Solve for x
x = 157,455,387,965.31/658,133.02 - Step 6: Final answer
x = 239,245.54
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.