Finding the Fourth Proportional to 442,177.08, 610,031.16 and 272,115.96
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Solution
The fourth proportional to 442,177.08, 610,031.16 and 272,115.96 is: 375,413.43
Step by Step Solution
- Step 1: Write the proportion equation
442,177.08 : 610,031.16 = 272,115.96 : x - Step 2: Convert to fraction form
442,177.08/610,031.16 = 272,115.96/x - Step 3: Cross multiply
442,177.08x = 610,031.16 × 272,115.96 - Step 4: Simplify right side
442,177.08x = 165,999,214,733.31 - Step 5: Solve for x
x = 165,999,214,733.31/442,177.08 - Step 6: Final answer
x = 375,413.43
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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.