Finding the Fourth Proportional to 827,854.56, 1,241,747.28 and 236,878.56
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Solution
The fourth proportional to 827,854.56, 1,241,747.28 and 236,878.56 is: 355,307.95
Step by Step Solution
- Step 1: Write the proportion equation
827,854.56 : 1,241,747.28 = 236,878.56 : x - Step 2: Convert to fraction form
827,854.56/1,241,747.28 = 236,878.56/x - Step 3: Cross multiply
827,854.56x = 1,241,747.28 × 236,878.56 - Step 4: Simplify right side
827,854.56x = 294,143,307,570.32 - Step 5: Solve for x
x = 294,143,307,570.32/827,854.56 - Step 6: Final answer
x = 355,307.95
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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.