Finding the Fourth Proportional to 381,718.62, 572,534.19 and 101,257.74
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Solution
The fourth proportional to 381,718.62, 572,534.19 and 101,257.74 is: 151,875.01
Step by Step Solution
- Step 1: Write the proportion equation
381,718.62 : 572,534.19 = 101,257.74 : x - Step 2: Convert to fraction form
381,718.62/572,534.19 = 101,257.74/x - Step 3: Cross multiply
381,718.62x = 572,534.19 × 101,257.74 - Step 4: Simplify right side
381,718.62x = 57,973,518,152.13 - Step 5: Solve for x
x = 57,973,518,152.13/381,718.62 - Step 6: Final answer
x = 151,875.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.