Finding the Fourth Proportional to 479,113.05, 719,168.13 and 352,895.82
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Solution
The fourth proportional to 479,113.05, 719,168.13 and 352,895.82 is: 529,710.95
Step by Step Solution
- Step 1: Write the proportion equation
479,113.05 : 719,168.13 = 352,895.82 : x - Step 2: Convert to fraction form
479,113.05/719,168.13 = 352,895.82/x - Step 3: Cross multiply
479,113.05x = 719,168.13 × 352,895.82 - Step 4: Simplify right side
479,113.05x = 253,791,426,954.22 - Step 5: Solve for x
x = 253,791,426,954.22/479,113.05 - Step 6: Final answer
x = 529,710.95
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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.