Finding the Fourth Proportional to 798,461.78, 1,103,079.13 and 523,472.99
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Solution
The fourth proportional to 798,461.78, 1,103,079.13 and 523,472.99 is: 723,180.67
Step by Step Solution
- Step 1: Write the proportion equation
798,461.78 : 1,103,079.13 = 523,472.99 : x - Step 2: Convert to fraction form
798,461.78/1,103,079.13 = 523,472.99/x - Step 3: Cross multiply
798,461.78x = 1,103,079.13 × 523,472.99 - Step 4: Simplify right side
798,461.78x = 577,432,123,563.62 - Step 5: Solve for x
x = 577,432,123,563.62/798,461.78 - Step 6: Final answer
x = 723,180.67
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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.