Finding the Fourth Proportional to 341,970.24, 471,904.22 and 189,000.53
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Solution
The fourth proportional to 341,970.24, 471,904.22 and 189,000.53 is: 260,812.59
Step by Step Solution
- Step 1: Write the proportion equation
341,970.24 : 471,904.22 = 189,000.53 : x - Step 2: Convert to fraction form
341,970.24/471,904.22 = 189,000.53/x - Step 3: Cross multiply
341,970.24x = 471,904.22 × 189,000.53 - Step 4: Simplify right side
341,970.24x = 89,190,144,384.71 - Step 5: Solve for x
x = 89,190,144,384.71/341,970.24 - Step 6: Final answer
x = 260,812.59
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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.