Finding the Fourth Proportional to 495,269.70, 742,904.55 and 377,171.70
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Solution
The fourth proportional to 495,269.70, 742,904.55 and 377,171.70 is: 565,757.55
Step by Step Solution
- Step 1: Write the proportion equation
495,269.70 : 742,904.55 = 377,171.70 : x - Step 2: Convert to fraction form
495,269.70/742,904.55 = 377,171.70/x - Step 3: Cross multiply
495,269.70x = 742,904.55 × 377,171.70 - Step 4: Simplify right side
495,269.70x = 280,202,572,061.24 - Step 5: Solve for x
x = 280,202,572,061.24/495,269.70 - Step 6: Final answer
x = 565,757.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.