Finding the Fourth Proportional to 601,699.84, 830,356.44 and 329,749.62
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Solution
The fourth proportional to 601,699.84, 830,356.44 and 329,749.62 is: 455,060.32
Step by Step Solution
- Step 1: Write the proportion equation
601,699.84 : 830,356.44 = 329,749.62 : x - Step 2: Convert to fraction form
601,699.84/830,356.44 = 329,749.62/x - Step 3: Cross multiply
601,699.84x = 830,356.44 × 329,749.62 - Step 4: Simplify right side
601,699.84x = 273,809,720,554.55 - Step 5: Solve for x
x = 273,809,720,554.55/601,699.84 - Step 6: Final answer
x = 455,060.32
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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.