Finding the Fourth Proportional to 430,075.17, 593,523.99 and 239,091.75
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Solution
The fourth proportional to 430,075.17, 593,523.99 and 239,091.75 is: 329,957.88
Step by Step Solution
- Step 1: Write the proportion equation
430,075.17 : 593,523.99 = 239,091.75 : x - Step 2: Convert to fraction form
430,075.17/593,523.99 = 239,091.75/x - Step 3: Cross multiply
430,075.17x = 593,523.99 × 239,091.75 - Step 4: Simplify right side
430,075.17x = 141,906,689,436.08 - Step 5: Solve for x
x = 141,906,689,436.08/430,075.17 - Step 6: Final answer
x = 329,957.88
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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.