Finding the Fourth Proportional to 883,328.99, 1,218,683.56 and 577,584.34
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Solution
The fourth proportional to 883,328.99, 1,218,683.56 and 577,584.34 is: 796,863.40
Step by Step Solution
- Step 1: Write the proportion equation
883,328.99 : 1,218,683.56 = 577,584.34 : x - Step 2: Convert to fraction form
883,328.99/1,218,683.56 = 577,584.34/x - Step 3: Cross multiply
883,328.99x = 1,218,683.56 × 577,584.34 - Step 4: Simplify right side
883,328.99x = 703,892,539,671.45 - Step 5: Solve for x
x = 703,892,539,671.45/883,328.99 - Step 6: Final answer
x = 796,863.40
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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.