Finding the Fourth Proportional to 426,303.58, 588,306.17 and 232,721.28
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Solution
The fourth proportional to 426,303.58, 588,306.17 and 232,721.28 is: 321,159.31
Step by Step Solution
- Step 1: Write the proportion equation
426,303.58 : 588,306.17 = 232,721.28 : x - Step 2: Convert to fraction form
426,303.58/588,306.17 = 232,721.28/x - Step 3: Cross multiply
426,303.58x = 588,306.17 × 232,721.28 - Step 4: Simplify right side
426,303.58x = 136,911,364,914.30 - Step 5: Solve for x
x = 136,911,364,914.30/426,303.58 - Step 6: Final answer
x = 321,159.31
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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.