Finding the Fourth Proportional to 503,737.74, 695,154.87 and 277,381.50
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Solution
The fourth proportional to 503,737.74, 695,154.87 and 277,381.50 is: 382,784.70
Step by Step Solution
- Step 1: Write the proportion equation
503,737.74 : 695,154.87 = 277,381.50 : x - Step 2: Convert to fraction form
503,737.74/695,154.87 = 277,381.50/x - Step 3: Cross multiply
503,737.74x = 695,154.87 × 277,381.50 - Step 4: Simplify right side
503,737.74x = 192,823,100,572.91 - Step 5: Solve for x
x = 192,823,100,572.91/503,737.74 - Step 6: Final answer
x = 382,784.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.