Finding the Fourth Proportional to 507,340.44, 698,534.82 and 430,707.96
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Solution
The fourth proportional to 507,340.44, 698,534.82 and 430,707.96 is: 593,022.92
Step by Step Solution
- Step 1: Write the proportion equation
507,340.44 : 698,534.82 = 430,707.96 : x - Step 2: Convert to fraction form
507,340.44/698,534.82 = 430,707.96/x - Step 3: Cross multiply
507,340.44x = 698,534.82 × 430,707.96 - Step 4: Simplify right side
507,340.44x = 300,864,507,311.17 - Step 5: Solve for x
x = 300,864,507,311.17/507,340.44 - Step 6: Final answer
x = 593,022.92
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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.