Finding the Fourth Proportional to 468,354.24, 646,330.56 and 253,497.12
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Solution
The fourth proportional to 468,354.24, 646,330.56 and 253,497.12 is: 349,826.95
Step by Step Solution
- Step 1: Write the proportion equation
468,354.24 : 646,330.56 = 253,497.12 : x - Step 2: Convert to fraction form
468,354.24/646,330.56 = 253,497.12/x - Step 3: Cross multiply
468,354.24x = 646,330.56 × 253,497.12 - Step 4: Simplify right side
468,354.24x = 163,842,935,527.99 - Step 5: Solve for x
x = 163,842,935,527.99/468,354.24 - Step 6: Final answer
x = 349,826.95
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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.