Finding the Fourth Proportional to 498,559.91, 747,946.17 and 228,557.75
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Solution
The fourth proportional to 498,559.91, 747,946.17 and 228,557.75 is: 342,885.35
Step by Step Solution
- Step 1: Write the proportion equation
498,559.91 : 747,946.17 = 228,557.75 : x - Step 2: Convert to fraction form
498,559.91/747,946.17 = 228,557.75/x - Step 3: Cross multiply
498,559.91x = 747,946.17 × 228,557.75 - Step 4: Simplify right side
498,559.91x = 170,948,889,996.59 - Step 5: Solve for x
x = 170,948,889,996.59/498,559.91 - Step 6: Final answer
x = 342,885.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.