Finding the Fourth Proportional to 651,448.98, 899,250.66 and 633,471.84
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Solution
The fourth proportional to 651,448.98, 899,250.66 and 633,471.84 is: 874,435.28
Step by Step Solution
- Step 1: Write the proportion equation
651,448.98 : 899,250.66 = 633,471.84 : x - Step 2: Convert to fraction form
651,448.98/899,250.66 = 633,471.84/x - Step 3: Cross multiply
651,448.98x = 899,250.66 × 633,471.84 - Step 4: Simplify right side
651,448.98x = 569,649,970,211.41 - Step 5: Solve for x
x = 569,649,970,211.41/651,448.98 - Step 6: Final answer
x = 874,435.28
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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.