Finding the Fourth Proportional to 403,124.13, 604,633.95 and 166,434.84
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Solution
The fourth proportional to 403,124.13, 604,633.95 and 166,434.84 is: 249,630.69
Step by Step Solution
- Step 1: Write the proportion equation
403,124.13 : 604,633.95 = 166,434.84 : x - Step 2: Convert to fraction form
403,124.13/604,633.95 = 166,434.84/x - Step 3: Cross multiply
403,124.13x = 604,633.95 × 166,434.84 - Step 4: Simplify right side
403,124.13x = 100,632,154,726.82 - Step 5: Solve for x
x = 100,632,154,726.82/403,124.13 - Step 6: Final answer
x = 249,630.69
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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.