Finding the Fourth Proportional to 848,461.99, 1,170,808.28 and 499,547.32
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Solution
The fourth proportional to 848,461.99, 1,170,808.28 and 499,547.32 is: 689,334.52
Step by Step Solution
- Step 1: Write the proportion equation
848,461.99 : 1,170,808.28 = 499,547.32 : x - Step 2: Convert to fraction form
848,461.99/1,170,808.28 = 499,547.32/x - Step 3: Cross multiply
848,461.99x = 1,170,808.28 × 499,547.32 - Step 4: Simplify right side
848,461.99x = 584,874,133,902.64 - Step 5: Solve for x
x = 584,874,133,902.64/848,461.99 - Step 6: Final answer
x = 689,334.52
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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.