Finding the Fourth Proportional to 997,408.86, 1,497,046.41 and 492,539.91
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Solution
The fourth proportional to 997,408.86, 1,497,046.41 and 492,539.91 is: 739,270.66
Step by Step Solution
- Step 1: Write the proportion equation
997,408.86 : 1,497,046.41 = 492,539.91 : x - Step 2: Convert to fraction form
997,408.86/1,497,046.41 = 492,539.91/x - Step 3: Cross multiply
997,408.86x = 1,497,046.41 × 492,539.91 - Step 4: Simplify right side
997,408.86x = 737,355,104,047.22 - Step 5: Solve for x
x = 737,355,104,047.22/997,408.86 - Step 6: Final answer
x = 739,270.66
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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.