Finding the Fourth Proportional to 358,405.23, 537,306.51 and 239,714.31
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Solution
The fourth proportional to 358,405.23, 537,306.51 and 239,714.31 is: 359,369.92
Step by Step Solution
- Step 1: Write the proportion equation
358,405.23 : 537,306.51 = 239,714.31 : x - Step 2: Convert to fraction form
358,405.23/537,306.51 = 239,714.31/x - Step 3: Cross multiply
358,405.23x = 537,306.51 × 239,714.31 - Step 4: Simplify right side
358,405.23x = 128,800,059,303.16 - Step 5: Solve for x
x = 128,800,059,303.16/358,405.23 - Step 6: Final answer
x = 359,369.92
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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.