Finding the Fourth Proportional to 369,483.41, 554,473.74 and 129,599.48
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Solution
The fourth proportional to 369,483.41, 554,473.74 and 129,599.48 is: 194,486.43
Step by Step Solution
- Step 1: Write the proportion equation
369,483.41 : 554,473.74 = 129,599.48 : x - Step 2: Convert to fraction form
369,483.41/554,473.74 = 129,599.48/x - Step 3: Cross multiply
369,483.41x = 554,473.74 × 129,599.48 - Step 4: Simplify right side
369,483.41x = 71,859,508,377.66 - Step 5: Solve for x
x = 71,859,508,377.66/369,483.41 - Step 6: Final answer
x = 194,486.43
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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.