Finding the Fourth Proportional to 352,298.97, 528,503.54 and 115,587.81
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Solution
The fourth proportional to 352,298.97, 528,503.54 and 115,587.81 is: 173,399.79
Step by Step Solution
- Step 1: Write the proportion equation
352,298.97 : 528,503.54 = 115,587.81 : x - Step 2: Convert to fraction form
352,298.97/528,503.54 = 115,587.81/x - Step 3: Cross multiply
352,298.97x = 528,503.54 × 115,587.81 - Step 4: Simplify right side
352,298.97x = 61,088,566,187.91 - Step 5: Solve for x
x = 61,088,566,187.91/352,298.97 - Step 6: Final answer
x = 173,399.79
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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.