Finding the Fourth Proportional to 891,853.62, 1,230,243.30 and 569,200.08
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Solution
The fourth proportional to 891,853.62, 1,230,243.30 and 569,200.08 is: 785,167.62
Step by Step Solution
- Step 1: Write the proportion equation
891,853.62 : 1,230,243.30 = 569,200.08 : x - Step 2: Convert to fraction form
891,853.62/1,230,243.30 = 569,200.08/x - Step 3: Cross multiply
891,853.62x = 1,230,243.30 × 569,200.08 - Step 4: Simplify right side
891,853.62x = 700,254,584,779.46 - Step 5: Solve for x
x = 700,254,584,779.46/891,853.62 - Step 6: Final answer
x = 785,167.62
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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.