Finding the Fourth Proportional to 629,615.70, 943,908.93 and 292,866.30
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Solution
The fourth proportional to 629,615.70, 943,908.93 and 292,866.30 is: 439,060.07
Step by Step Solution
- Step 1: Write the proportion equation
629,615.70 : 943,908.93 = 292,866.30 : x - Step 2: Convert to fraction form
629,615.70/943,908.93 = 292,866.30/x - Step 3: Cross multiply
629,615.70x = 943,908.93 × 292,866.30 - Step 4: Simplify right side
629,615.70x = 276,439,115,866.06 - Step 5: Solve for x
x = 276,439,115,866.06/629,615.70 - Step 6: Final answer
x = 439,060.07
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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.