Finding the Fourth Proportional to 497,319.08, 745,351.37 and 212,673.13
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Solution
The fourth proportional to 497,319.08, 745,351.37 and 212,673.13 is: 318,741.46
Step by Step Solution
- Step 1: Write the proportion equation
497,319.08 : 745,351.37 = 212,673.13 : x - Step 2: Convert to fraction form
497,319.08/745,351.37 = 212,673.13/x - Step 3: Cross multiply
497,319.08x = 745,351.37 × 212,673.13 - Step 4: Simplify right side
497,319.08x = 158,516,206,678.47 - Step 5: Solve for x
x = 158,516,206,678.47/497,319.08 - Step 6: Final answer
x = 318,741.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.