Finding the Fourth Proportional to 793,729.98, 1,094,911.08 and 502,808.76
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Solution
The fourth proportional to 793,729.98, 1,094,911.08 and 502,808.76 is: 693,599.71
Step by Step Solution
- Step 1: Write the proportion equation
793,729.98 : 1,094,911.08 = 502,808.76 : x - Step 2: Convert to fraction form
793,729.98/1,094,911.08 = 502,808.76/x - Step 3: Cross multiply
793,729.98x = 1,094,911.08 × 502,808.76 - Step 4: Simplify right side
793,729.98x = 550,530,882,445.06 - Step 5: Solve for x
x = 550,530,882,445.06/793,729.98 - Step 6: Final answer
x = 693,599.71
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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.