Finding the Fourth Proportional to 665,562.02, 918,475.62 and 363,756.02
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Solution
The fourth proportional to 665,562.02, 918,475.62 and 363,756.02 is: 501,983.33
Step by Step Solution
- Step 1: Write the proportion equation
665,562.02 : 918,475.62 = 363,756.02 : x - Step 2: Convert to fraction form
665,562.02/918,475.62 = 363,756.02/x - Step 3: Cross multiply
665,562.02x = 918,475.62 × 363,756.02 - Step 4: Simplify right side
665,562.02x = 334,101,035,998.23 - Step 5: Solve for x
x = 334,101,035,998.23/665,562.02 - Step 6: Final answer
x = 501,983.33
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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.