Finding the Fourth Proportional to 846,970.09, 1,168,305.12 and 502,579.05
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Solution
The fourth proportional to 846,970.09, 1,168,305.12 and 502,579.05 is: 693,254.32
Step by Step Solution
- Step 1: Write the proportion equation
846,970.09 : 1,168,305.12 = 502,579.05 : x - Step 2: Convert to fraction form
846,970.09/1,168,305.12 = 502,579.05/x - Step 3: Cross multiply
846,970.09x = 1,168,305.12 × 502,579.05 - Step 4: Simplify right side
846,970.09x = 587,165,672,938.59 - Step 5: Solve for x
x = 587,165,672,938.59/846,970.09 - Step 6: Final answer
x = 693,254.32
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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.