Finding the Fourth Proportional to 471,529.04, 707,293.79 and 155,985.95
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Solution
The fourth proportional to 471,529.04, 707,293.79 and 155,985.95 is: 233,978.99
Step by Step Solution
- Step 1: Write the proportion equation
471,529.04 : 707,293.79 = 155,985.95 : x - Step 2: Convert to fraction form
471,529.04/707,293.79 = 155,985.95/x - Step 3: Cross multiply
471,529.04x = 707,293.79 × 155,985.95 - Step 4: Simplify right side
471,529.04x = 110,327,889,445.85 - Step 5: Solve for x
x = 110,327,889,445.85/471,529.04 - Step 6: Final answer
x = 233,978.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.