Finding the Fourth Proportional to 837,349.92, 1,155,116.84 and 547,131.14
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Solution
The fourth proportional to 837,349.92, 1,155,116.84 and 547,131.14 is: 754,762.59
Step by Step Solution
- Step 1: Write the proportion equation
837,349.92 : 1,155,116.84 = 547,131.14 : x - Step 2: Convert to fraction form
837,349.92/1,155,116.84 = 547,131.14/x - Step 3: Cross multiply
837,349.92x = 1,155,116.84 × 547,131.14 - Step 4: Simplify right side
837,349.92x = 632,000,393,502.40 - Step 5: Solve for x
x = 632,000,393,502.40/837,349.92 - Step 6: Final answer
x = 754,762.59
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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.