Finding the Fourth Proportional to 883,717.98, 1,219,142.79 and 597,133.50
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Solution
The fourth proportional to 883,717.98, 1,219,142.79 and 597,133.50 is: 823,782.04
Step by Step Solution
- Step 1: Write the proportion equation
883,717.98 : 1,219,142.79 = 597,133.50 : x - Step 2: Convert to fraction form
883,717.98/1,219,142.79 = 597,133.50/x - Step 3: Cross multiply
883,717.98x = 1,219,142.79 × 597,133.50 - Step 4: Simplify right side
883,717.98x = 727,991,001,192.47 - Step 5: Solve for x
x = 727,991,001,192.47/883,717.98 - Step 6: Final answer
x = 823,782.04
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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.