Finding the Fourth Proportional to 532,788.18, 735,262.14 and 318,052.92
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Solution
The fourth proportional to 532,788.18, 735,262.14 and 318,052.92 is: 438,921.66
Step by Step Solution
- Step 1: Write the proportion equation
532,788.18 : 735,262.14 = 318,052.92 : x - Step 2: Convert to fraction form
532,788.18/735,262.14 = 318,052.92/x - Step 3: Cross multiply
532,788.18x = 735,262.14 × 318,052.92 - Step 4: Simplify right side
532,788.18x = 233,852,269,002.18 - Step 5: Solve for x
x = 233,852,269,002.18/532,788.18 - Step 6: Final answer
x = 438,921.66
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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.