Finding the Fourth Proportional to 955,549.70, 1,318,657.70 and 525,829.83
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Solution
The fourth proportional to 955,549.70, 1,318,657.70 and 525,829.83 is: 725,644.68
Step by Step Solution
- Step 1: Write the proportion equation
955,549.70 : 1,318,657.70 = 525,829.83 : x - Step 2: Convert to fraction form
955,549.70/1,318,657.70 = 525,829.83/x - Step 3: Cross multiply
955,549.70x = 1,318,657.70 × 525,829.83 - Step 4: Simplify right side
955,549.70x = 693,389,554,672.99 - Step 5: Solve for x
x = 693,389,554,672.99/955,549.70 - Step 6: Final answer
x = 725,644.68
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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.