Finding the Fourth Proportional to 614,360.38, 847,714.62 and 342,368.68
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Solution
The fourth proportional to 614,360.38, 847,714.62 and 342,368.68 is: 472,411.54
Step by Step Solution
- Step 1: Write the proportion equation
614,360.38 : 847,714.62 = 342,368.68 : x - Step 2: Convert to fraction form
614,360.38/847,714.62 = 342,368.68/x - Step 3: Cross multiply
614,360.38x = 847,714.62 × 342,368.68 - Step 4: Simplify right side
614,360.38x = 290,230,935,466.10 - Step 5: Solve for x
x = 290,230,935,466.10/614,360.38 - Step 6: Final answer
x = 472,411.54
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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.