Finding the Fourth Proportional to 506,354.96, 698,134.74 and 324,746.48
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Solution
The fourth proportional to 506,354.96, 698,134.74 and 324,746.48 is: 447,742.82
Step by Step Solution
- Step 1: Write the proportion equation
506,354.96 : 698,134.74 = 324,746.48 : x - Step 2: Convert to fraction form
506,354.96/698,134.74 = 324,746.48/x - Step 3: Cross multiply
506,354.96x = 698,134.74 × 324,746.48 - Step 4: Simplify right side
506,354.96x = 226,716,799,380.72 - Step 5: Solve for x
x = 226,716,799,380.72/506,354.96 - Step 6: Final answer
x = 447,742.82
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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.