Finding the Fourth Proportional to 754,772.12, 1,041,734.41 and 432,698.48
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Solution
The fourth proportional to 754,772.12, 1,041,734.41 and 432,698.48 is: 597,209.26
Step by Step Solution
- Step 1: Write the proportion equation
754,772.12 : 1,041,734.41 = 432,698.48 : x - Step 2: Convert to fraction form
754,772.12/1,041,734.41 = 432,698.48/x - Step 3: Cross multiply
754,772.12x = 1,041,734.41 × 432,698.48 - Step 4: Simplify right side
754,772.12x = 450,756,895,770.70 - Step 5: Solve for x
x = 450,756,895,770.70/754,772.12 - Step 6: Final answer
x = 597,209.26
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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.