Finding the Fourth Proportional to 454,559.29, 626,639.79 and 357,594.61
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Solution
The fourth proportional to 454,559.29, 626,639.79 and 357,594.61 is: 492,967.63
Step by Step Solution
- Step 1: Write the proportion equation
454,559.29 : 626,639.79 = 357,594.61 : x - Step 2: Convert to fraction form
454,559.29/626,639.79 = 357,594.61/x - Step 3: Cross multiply
454,559.29x = 626,639.79 × 357,594.61 - Step 4: Simplify right side
454,559.29x = 224,083,012,882.13 - Step 5: Solve for x
x = 224,083,012,882.13/454,559.29 - Step 6: Final answer
x = 492,967.63
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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.