Finding the Fourth Proportional to 971,772.92, 1,341,079.98 and 563,843.96
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Solution
The fourth proportional to 971,772.92, 1,341,079.98 and 563,843.96 is: 778,124.02
Step by Step Solution
- Step 1: Write the proportion equation
971,772.92 : 1,341,079.98 = 563,843.96 : x - Step 2: Convert to fraction form
971,772.92/1,341,079.98 = 563,843.96/x - Step 3: Cross multiply
971,772.92x = 1,341,079.98 × 563,843.96 - Step 4: Simplify right side
971,772.92x = 756,159,846,599.92 - Step 5: Solve for x
x = 756,159,846,599.92/971,772.92 - Step 6: Final answer
x = 778,124.02
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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.