Finding the Fourth Proportional to 924,313.68, 1,275,558.84 and 516,430.08
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Solution
The fourth proportional to 924,313.68, 1,275,558.84 and 516,430.08 is: 712,676.84
Step by Step Solution
- Step 1: Write the proportion equation
924,313.68 : 1,275,558.84 = 516,430.08 : x - Step 2: Convert to fraction form
924,313.68/1,275,558.84 = 516,430.08/x - Step 3: Cross multiply
924,313.68x = 1,275,558.84 × 516,430.08 - Step 4: Simplify right side
924,313.68x = 658,736,953,785.91 - Step 5: Solve for x
x = 658,736,953,785.91/924,313.68 - Step 6: Final answer
x = 712,676.84
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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.