Finding the Fourth Proportional to 446,570.39, 616,263.83 and 242,622.99
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Solution
The fourth proportional to 446,570.39, 616,263.83 and 242,622.99 is: 334,817.93
Step by Step Solution
- Step 1: Write the proportion equation
446,570.39 : 616,263.83 = 242,622.99 : x - Step 2: Convert to fraction form
446,570.39/616,263.83 = 242,622.99/x - Step 3: Cross multiply
446,570.39x = 616,263.83 × 242,622.99 - Step 4: Simplify right side
446,570.39x = 149,519,773,670.01 - Step 5: Solve for x
x = 149,519,773,670.01/446,570.39 - Step 6: Final answer
x = 334,817.93
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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.