Finding the Fourth Proportional to 971,444.16, 1,340,598.78 and 541,751.49
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Solution
The fourth proportional to 971,444.16, 1,340,598.78 and 541,751.49 is: 747,620.31
Step by Step Solution
- Step 1: Write the proportion equation
971,444.16 : 1,340,598.78 = 541,751.49 : x - Step 2: Convert to fraction form
971,444.16/1,340,598.78 = 541,751.49/x - Step 3: Cross multiply
971,444.16x = 1,340,598.78 × 541,751.49 - Step 4: Simplify right side
971,444.16x = 726,271,386,557.18 - Step 5: Solve for x
x = 726,271,386,557.18/971,444.16 - Step 6: Final answer
x = 747,620.31
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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.