Finding the Fourth Proportional to 414,033.13, 620,257.80 and 346,994.08
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Solution
The fourth proportional to 414,033.13, 620,257.80 and 346,994.08 is: 519,827.45
Step by Step Solution
- Step 1: Write the proportion equation
414,033.13 : 620,257.80 = 346,994.08 : x - Step 2: Convert to fraction form
414,033.13/620,257.80 = 346,994.08/x - Step 3: Cross multiply
414,033.13x = 620,257.80 × 346,994.08 - Step 4: Simplify right side
414,033.13x = 215,225,784,673.82 - Step 5: Solve for x
x = 215,225,784,673.82/414,033.13 - Step 6: Final answer
x = 519,827.45
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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.