Finding the Fourth Proportional to 432,891.30, 597,381.18 and 239,307.17
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Solution
The fourth proportional to 432,891.30, 597,381.18 and 239,307.17 is: 330,239.02
Step by Step Solution
- Step 1: Write the proportion equation
432,891.30 : 597,381.18 = 239,307.17 : x - Step 2: Convert to fraction form
432,891.30/597,381.18 = 239,307.17/x - Step 3: Cross multiply
432,891.30x = 597,381.18 × 239,307.17 - Step 4: Simplify right side
432,891.30x = 142,957,599,597.06 - Step 5: Solve for x
x = 142,957,599,597.06/432,891.30 - Step 6: Final answer
x = 330,239.02
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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.