Finding the Fourth Proportional to 964,908.13, 1,330,701.45 and 602,365.49
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Solution
The fourth proportional to 964,908.13, 1,330,701.45 and 602,365.49 is: 830,720.15
Step by Step Solution
- Step 1: Write the proportion equation
964,908.13 : 1,330,701.45 = 602,365.49 : x - Step 2: Convert to fraction form
964,908.13/1,330,701.45 = 602,365.49/x - Step 3: Cross multiply
964,908.13x = 1,330,701.45 × 602,365.49 - Step 4: Simplify right side
964,908.13x = 801,568,630,972.96 - Step 5: Solve for x
x = 801,568,630,972.96/964,908.13 - Step 6: Final answer
x = 830,720.15
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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.