Finding the Fourth Proportional to 527,587.54, 728,084.36 and 323,751.08
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Solution
The fourth proportional to 527,587.54, 728,084.36 and 323,751.08 is: 446,784.81
Step by Step Solution
- Step 1: Write the proportion equation
527,587.54 : 728,084.36 = 323,751.08 : x - Step 2: Convert to fraction form
527,587.54/728,084.36 = 323,751.08/x - Step 3: Cross multiply
527,587.54x = 728,084.36 × 323,751.08 - Step 4: Simplify right side
527,587.54x = 235,718,097,881.11 - Step 5: Solve for x
x = 235,718,097,881.11/527,587.54 - Step 6: Final answer
x = 446,784.81
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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.