Finding the Fourth Proportional to 351,673.81, 526,876.48 and 216,502.63
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Solution
The fourth proportional to 351,673.81, 526,876.48 and 216,502.63 is: 324,363.48
Step by Step Solution
- Step 1: Write the proportion equation
351,673.81 : 526,876.48 = 216,502.63 : x - Step 2: Convert to fraction form
351,673.81/526,876.48 = 216,502.63/x - Step 3: Cross multiply
351,673.81x = 526,876.48 × 216,502.63 - Step 4: Simplify right side
351,673.81x = 114,070,139,888.25 - Step 5: Solve for x
x = 114,070,139,888.25/351,673.81 - Step 6: Final answer
x = 324,363.48
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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.