Finding the Fourth Proportional to 384,955.74, 577,121.36 and 160,484.49
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Solution
The fourth proportional to 384,955.74, 577,121.36 and 160,484.49 is: 240,596.56
Step by Step Solution
- Step 1: Write the proportion equation
384,955.74 : 577,121.36 = 160,484.49 : x - Step 2: Convert to fraction form
384,955.74/577,121.36 = 160,484.49/x - Step 3: Cross multiply
384,955.74x = 577,121.36 × 160,484.49 - Step 4: Simplify right side
384,955.74x = 92,619,026,325.28 - Step 5: Solve for x
x = 92,619,026,325.28/384,955.74 - Step 6: Final answer
x = 240,596.56
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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.