Finding the Fourth Proportional to 559,162.08, 771,616.26 and 317,412.32
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Solution
The fourth proportional to 559,162.08, 771,616.26 and 317,412.32 is: 438,013.43
Step by Step Solution
- Step 1: Write the proportion equation
559,162.08 : 771,616.26 = 317,412.32 : x - Step 2: Convert to fraction form
559,162.08/771,616.26 = 317,412.32/x - Step 3: Cross multiply
559,162.08x = 771,616.26 × 317,412.32 - Step 4: Simplify right side
559,162.08x = 244,920,503,378.24 - Step 5: Solve for x
x = 244,920,503,378.24/559,162.08 - Step 6: Final answer
x = 438,013.43
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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.