Finding the Fourth Proportional to 604,507.11, 834,226.79 and 346,378.94
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Solution
The fourth proportional to 604,507.11, 834,226.79 and 346,378.94 is: 478,006.94
Step by Step Solution
- Step 1: Write the proportion equation
604,507.11 : 834,226.79 = 346,378.94 : x - Step 2: Convert to fraction form
604,507.11/834,226.79 = 346,378.94/x - Step 3: Cross multiply
604,507.11x = 834,226.79 × 346,378.94 - Step 4: Simplify right side
604,507.11x = 288,958,591,239.80 - Step 5: Solve for x
x = 288,958,591,239.80/604,507.11 - Step 6: Final answer
x = 478,006.94
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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.