Finding the Fourth Proportional to 901,913.99, 1,244,577.46 and 514,638.66
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Solution
The fourth proportional to 901,913.99, 1,244,577.46 and 514,638.66 is: 710,164.92
Step by Step Solution
- Step 1: Write the proportion equation
901,913.99 : 1,244,577.46 = 514,638.66 : x - Step 2: Convert to fraction form
901,913.99/1,244,577.46 = 514,638.66/x - Step 3: Cross multiply
901,913.99x = 1,244,577.46 × 514,638.66 - Step 4: Simplify right side
901,913.99x = 640,507,676,280.60 - Step 5: Solve for x
x = 640,507,676,280.60/901,913.99 - Step 6: Final answer
x = 710,164.92
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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.