Finding the Fourth Proportional to 470,159.06, 648,819.51 and 268,955.06
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Solution
The fourth proportional to 470,159.06, 648,819.51 and 268,955.06 is: 371,157.99
Step by Step Solution
- Step 1: Write the proportion equation
470,159.06 : 648,819.51 = 268,955.06 : x - Step 2: Convert to fraction form
470,159.06/648,819.51 = 268,955.06/x - Step 3: Cross multiply
470,159.06x = 648,819.51 × 268,955.06 - Step 4: Simplify right side
470,159.06x = 174,503,290,241.22 - Step 5: Solve for x
x = 174,503,290,241.22/470,159.06 - Step 6: Final answer
x = 371,157.99
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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.