Finding the Fourth Proportional to 736,577.12, 1,104,543.59 and 371,614.20
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Solution
The fourth proportional to 736,577.12, 1,104,543.59 and 371,614.20 is: 557,258.80
Step by Step Solution
- Step 1: Write the proportion equation
736,577.12 : 1,104,543.59 = 371,614.20 : x - Step 2: Convert to fraction form
736,577.12/1,104,543.59 = 371,614.20/x - Step 3: Cross multiply
736,577.12x = 1,104,543.59 × 371,614.20 - Step 4: Simplify right side
736,577.12x = 410,464,080,704.91 - Step 5: Solve for x
x = 410,464,080,704.91/736,577.12 - Step 6: Final answer
x = 557,258.80
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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.