Finding the Fourth Proportional to 945,913.58, 1,305,403.26 and 532,592.68
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Solution
The fourth proportional to 945,913.58, 1,305,403.26 and 532,592.68 is: 735,001.84
Step by Step Solution
- Step 1: Write the proportion equation
945,913.58 : 1,305,403.26 = 532,592.68 : x - Step 2: Convert to fraction form
945,913.58/1,305,403.26 = 532,592.68/x - Step 3: Cross multiply
945,913.58x = 1,305,403.26 × 532,592.68 - Step 4: Simplify right side
945,913.58x = 695,248,220,724.14 - Step 5: Solve for x
x = 695,248,220,724.14/945,913.58 - Step 6: Final answer
x = 735,001.84
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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.