Finding the Fourth Proportional to 517,641.01, 776,909.93 and 516,444.08
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Solution
The fourth proportional to 517,641.01, 776,909.93 and 516,444.08 is: 775,113.49
Step by Step Solution
- Step 1: Write the proportion equation
517,641.01 : 776,909.93 = 516,444.08 : x - Step 2: Convert to fraction form
517,641.01/776,909.93 = 516,444.08/x - Step 3: Cross multiply
517,641.01x = 776,909.93 × 516,444.08 - Step 4: Simplify right side
517,641.01x = 401,230,527,574.94 - Step 5: Solve for x
x = 401,230,527,574.94/517,641.01 - Step 6: Final answer
x = 775,113.49
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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.