Finding the Fourth Proportional to 649,245.60, 975,034.80 and 471,952.80
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Solution
The fourth proportional to 649,245.60, 975,034.80 and 471,952.80 is: 708,777.09
Step by Step Solution
- Step 1: Write the proportion equation
649,245.60 : 975,034.80 = 471,952.80 : x - Step 2: Convert to fraction form
649,245.60/975,034.80 = 471,952.80/x - Step 3: Cross multiply
649,245.60x = 975,034.80 × 471,952.80 - Step 4: Simplify right side
649,245.60x = 460,170,403,957.44 - Step 5: Solve for x
x = 460,170,403,957.44/649,245.60 - Step 6: Final answer
x = 708,777.09
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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.