Finding the Fourth Proportional to 467,258.51, 644,816.36 and 252,398.52
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Solution
The fourth proportional to 467,258.51, 644,816.36 and 252,398.52 is: 348,309.75
Step by Step Solution
- Step 1: Write the proportion equation
467,258.51 : 644,816.36 = 252,398.52 : x - Step 2: Convert to fraction form
467,258.51/644,816.36 = 252,398.52/x - Step 3: Cross multiply
467,258.51x = 644,816.36 × 252,398.52 - Step 4: Simplify right side
467,258.51x = 162,750,695,566.78 - Step 5: Solve for x
x = 162,750,695,566.78/467,258.51 - Step 6: Final answer
x = 348,309.75
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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.