Finding the Fourth Proportional to 997,904.36, 1,376,717.10 and 615,266.84
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Solution
The fourth proportional to 997,904.36, 1,376,717.10 and 615,266.84 is: 848,827.22
Step by Step Solution
- Step 1: Write the proportion equation
997,904.36 : 1,376,717.10 = 615,266.84 : x - Step 2: Convert to fraction form
997,904.36/1,376,717.10 = 615,266.84/x - Step 3: Cross multiply
997,904.36x = 1,376,717.10 × 615,266.84 - Step 4: Simplify right side
997,904.36x = 847,048,379,690.96 - Step 5: Solve for x
x = 847,048,379,690.96/997,904.36 - Step 6: Final answer
x = 848,827.22
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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.