Finding the Fourth Proportional to 836,346.26, 1,154,162.34 and 514,266.80
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Solution
The fourth proportional to 836,346.26, 1,154,162.34 and 514,266.80 is: 709,690.95
Step by Step Solution
- Step 1: Write the proportion equation
836,346.26 : 1,154,162.34 = 514,266.80 : x - Step 2: Convert to fraction form
836,346.26/1,154,162.34 = 514,266.80/x - Step 3: Cross multiply
836,346.26x = 1,154,162.34 × 514,266.80 - Step 4: Simplify right side
836,346.26x = 593,547,373,272.31 - Step 5: Solve for x
x = 593,547,373,272.31/836,346.26 - Step 6: Final answer
x = 709,690.95
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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.