Finding the Fourth Proportional to 852,164.42, 1,175,986.08 and 470,191.23
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Solution
The fourth proportional to 852,164.42, 1,175,986.08 and 470,191.23 is: 648,863.45
Step by Step Solution
- Step 1: Write the proportion equation
852,164.42 : 1,175,986.08 = 470,191.23 : x - Step 2: Convert to fraction form
852,164.42/1,175,986.08 = 470,191.23/x - Step 3: Cross multiply
852,164.42x = 1,175,986.08 × 470,191.23 - Step 4: Simplify right side
852,164.42x = 552,938,341,418.08 - Step 5: Solve for x
x = 552,938,341,418.08/852,164.42 - Step 6: Final answer
x = 648,863.45
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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.