Finding the Fourth Proportional to 435,472.05, 653,249.16 and 169,252.95
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Solution
The fourth proportional to 435,472.05, 653,249.16 and 169,252.95 is: 253,895.39
Step by Step Solution
- Step 1: Write the proportion equation
435,472.05 : 653,249.16 = 169,252.95 : x - Step 2: Convert to fraction form
435,472.05/653,249.16 = 169,252.95/x - Step 3: Cross multiply
435,472.05x = 653,249.16 × 169,252.95 - Step 4: Simplify right side
435,472.05x = 110,564,347,415.02 - Step 5: Solve for x
x = 110,564,347,415.02/435,472.05 - Step 6: Final answer
x = 253,895.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.