Finding the Fourth Proportional to 624,752.92, 861,514.60 and 534,407.96
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Solution
The fourth proportional to 624,752.92, 861,514.60 and 534,407.96 is: 736,931.75
Step by Step Solution
- Step 1: Write the proportion equation
624,752.92 : 861,514.60 = 534,407.96 : x - Step 2: Convert to fraction form
624,752.92/861,514.60 = 534,407.96/x - Step 3: Cross multiply
624,752.92x = 861,514.60 × 534,407.96 - Step 4: Simplify right side
624,752.92x = 460,400,259,896.22 - Step 5: Solve for x
x = 460,400,259,896.22/624,752.92 - Step 6: Final answer
x = 736,931.75
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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.