Finding the Fourth Proportional to 808,778.34, 1,116,117.81 and 446,202
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Solution
The fourth proportional to 808,778.34, 1,116,117.81 and 446,202 is: 615,760.80
Step by Step Solution
- Step 1: Write the proportion equation
808,778.34 : 1,116,117.81 = 446,202 : x - Step 2: Convert to fraction form
808,778.34/1,116,117.81 = 446,202/x - Step 3: Cross multiply
808,778.34x = 1,116,117.81 × 446,202 - Step 4: Simplify right side
808,778.34x = 498,013,999,057.62 - Step 5: Solve for x
x = 498,013,999,057.62/808,778.34 - Step 6: Final answer
x = 615,760.80
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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.