Finding the Fourth Proportional to 470,359.62, 649,108.35 and 255,511.98
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Solution
The fourth proportional to 470,359.62, 649,108.35 and 255,511.98 is: 352,613.09
Step by Step Solution
- Step 1: Write the proportion equation
470,359.62 : 649,108.35 = 255,511.98 : x - Step 2: Convert to fraction form
470,359.62/649,108.35 = 255,511.98/x - Step 3: Cross multiply
470,359.62x = 649,108.35 × 255,511.98 - Step 4: Simplify right side
470,359.62x = 165,854,959,743.03 - Step 5: Solve for x
x = 165,854,959,743.03/470,359.62 - Step 6: Final answer
x = 352,613.09
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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.