Finding the Fourth Proportional to 532,129.40, 734,241.88 and 314,373.53
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Solution
The fourth proportional to 532,129.40, 734,241.88 and 314,373.53 is: 433,778.35
Step by Step Solution
- Step 1: Write the proportion equation
532,129.40 : 734,241.88 = 314,373.53 : x - Step 2: Convert to fraction form
532,129.40/734,241.88 = 314,373.53/x - Step 3: Cross multiply
532,129.40x = 734,241.88 × 314,373.53 - Step 4: Simplify right side
532,129.40x = 230,826,211,689.44 - Step 5: Solve for x
x = 230,826,211,689.44/532,129.40 - Step 6: Final answer
x = 433,778.35
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.