Finding the Fourth Proportional to 407,726.62, 563,267.04 and 268,353.88
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Solution
The fourth proportional to 407,726.62, 563,267.04 and 268,353.88 is: 370,726.09
Step by Step Solution
- Step 1: Write the proportion equation
407,726.62 : 563,267.04 = 268,353.88 : x - Step 2: Convert to fraction form
407,726.62/563,267.04 = 268,353.88/x - Step 3: Cross multiply
407,726.62x = 563,267.04 × 268,353.88 - Step 4: Simplify right side
407,726.62x = 151,154,895,660.12 - Step 5: Solve for x
x = 151,154,895,660.12/407,726.62 - Step 6: Final answer
x = 370,726.09
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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.