Finding the Fourth Proportional to 722,857.04, 1,084,279.08 and 565,218.08
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Solution
The fourth proportional to 722,857.04, 1,084,279.08 and 565,218.08 is: 847,822.05
Step by Step Solution
- Step 1: Write the proportion equation
722,857.04 : 1,084,279.08 = 565,218.08 : x - Step 2: Convert to fraction form
722,857.04/1,084,279.08 = 565,218.08/x - Step 3: Cross multiply
722,857.04x = 1,084,279.08 × 565,218.08 - Step 4: Simplify right side
722,857.04x = 612,854,139,781.77 - Step 5: Solve for x
x = 612,854,139,781.77/722,857.04 - Step 6: Final answer
x = 847,822.05
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1.5x scale
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.