Finding the Fourth Proportional to 996,848.10, 1,495,272.15 and 465,407.10
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Solution
The fourth proportional to 996,848.10, 1,495,272.15 and 465,407.10 is: 698,110.65
Step by Step Solution
- Step 1: Write the proportion equation
996,848.10 : 1,495,272.15 = 465,407.10 : x - Step 2: Convert to fraction form
996,848.10/1,495,272.15 = 465,407.10/x - Step 3: Cross multiply
996,848.10x = 1,495,272.15 × 465,407.10 - Step 4: Simplify right side
996,848.10x = 695,910,275,042.27 - Step 5: Solve for x
x = 695,910,275,042.27/996,848.10 - Step 6: Final answer
x = 698,110.65
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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.