Finding the Fourth Proportional to 775,834.68, 1,163,753.40 and 243,397.68
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Solution
The fourth proportional to 775,834.68, 1,163,753.40 and 243,397.68 is: 365,096.95
Step by Step Solution
- Step 1: Write the proportion equation
775,834.68 : 1,163,753.40 = 243,397.68 : x - Step 2: Convert to fraction form
775,834.68/1,163,753.40 = 243,397.68/x - Step 3: Cross multiply
775,834.68x = 1,163,753.40 × 243,397.68 - Step 4: Simplify right side
775,834.68x = 283,254,877,652.11 - Step 5: Solve for x
x = 283,254,877,652.11/775,834.68 - Step 6: Final answer
x = 365,096.95
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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.