Finding the Fourth Proportional to 551,310.96, 761,092.56 and 471,594.84
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Solution
The fourth proportional to 551,310.96, 761,092.56 and 471,594.84 is: 651,043.33
Step by Step Solution
- Step 1: Write the proportion equation
551,310.96 : 761,092.56 = 471,594.84 : x - Step 2: Convert to fraction form
551,310.96/761,092.56 = 471,594.84/x - Step 3: Cross multiply
551,310.96x = 761,092.56 × 471,594.84 - Step 4: Simplify right side
551,310.96x = 358,927,324,058.39 - Step 5: Solve for x
x = 358,927,324,058.39/551,310.96 - Step 6: Final answer
x = 651,043.33
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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.