Finding the Fourth Proportional to 506,403.54, 698,507.64 and 324,827.91
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Solution
The fourth proportional to 506,403.54, 698,507.64 and 324,827.91 is: 448,051.32
Step by Step Solution
- Step 1: Write the proportion equation
506,403.54 : 698,507.64 = 324,827.91 : x - Step 2: Convert to fraction form
506,403.54/698,507.64 = 324,827.91/x - Step 3: Cross multiply
506,403.54x = 698,507.64 × 324,827.91 - Step 4: Simplify right side
506,403.54x = 226,894,776,820.23 - Step 5: Solve for x
x = 226,894,776,820.23/506,403.54 - Step 6: Final answer
x = 448,051.32
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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.