Finding the Fourth Proportional to 614,125.80, 922,139.10 and 334,189.80
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Solution
The fourth proportional to 614,125.80, 922,139.10 and 334,189.80 is: 501,801.88
Step by Step Solution
- Step 1: Write the proportion equation
614,125.80 : 922,139.10 = 334,189.80 : x - Step 2: Convert to fraction form
614,125.80/922,139.10 = 334,189.80/x - Step 3: Cross multiply
614,125.80x = 922,139.10 × 334,189.80 - Step 4: Simplify right side
614,125.80x = 308,169,481,401.18 - Step 5: Solve for x
x = 308,169,481,401.18/614,125.80 - Step 6: Final answer
x = 501,801.88
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1.5x scale
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.