Finding the Fourth Proportional to 924,065.15, 1,275,214.35 and 516,184.19
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Solution
The fourth proportional to 924,065.15, 1,275,214.35 and 516,184.19 is: 712,336.66
Step by Step Solution
- Step 1: Write the proportion equation
924,065.15 : 1,275,214.35 = 516,184.19 : x - Step 2: Convert to fraction form
924,065.15/1,275,214.35 = 516,184.19/x - Step 3: Cross multiply
924,065.15x = 1,275,214.35 × 516,184.19 - Step 4: Simplify right side
924,065.15x = 658,245,479,955.06 - Step 5: Solve for x
x = 658,245,479,955.06/924,065.15 - Step 6: Final answer
x = 712,336.66
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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.