Finding the Fourth Proportional to 562,742.10, 776,553.48 and 308,044.08
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Solution
The fourth proportional to 562,742.10, 776,553.48 and 308,044.08 is: 425,084.07
Step by Step Solution
- Step 1: Write the proportion equation
562,742.10 : 776,553.48 = 308,044.08 : x - Step 2: Convert to fraction form
562,742.10/776,553.48 = 308,044.08/x - Step 3: Cross multiply
562,742.10x = 776,553.48 × 308,044.08 - Step 4: Simplify right side
562,742.10x = 239,212,702,317.40 - Step 5: Solve for x
x = 239,212,702,317.40/562,742.10 - Step 6: Final answer
x = 425,084.07
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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.