Finding the Fourth Proportional to 845,043.74, 1,266,712.68 and 529,722.08
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Solution
The fourth proportional to 845,043.74, 1,266,712.68 and 529,722.08 is: 794,048.45
Step by Step Solution
- Step 1: Write the proportion equation
845,043.74 : 1,266,712.68 = 529,722.08 : x - Step 2: Convert to fraction form
845,043.74/1,266,712.68 = 529,722.08/x - Step 3: Cross multiply
845,043.74x = 1,266,712.68 × 529,722.08 - Step 4: Simplify right side
845,043.74x = 671,005,675,611.97 - Step 5: Solve for x
x = 671,005,675,611.97/845,043.74 - Step 6: Final answer
x = 794,048.45
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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.