Finding the Fourth Proportional to 607,497.68, 831,061.12 and 604,938.90
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Solution
The fourth proportional to 607,497.68, 831,061.12 and 604,938.90 is: 827,560.69
Step by Step Solution
- Step 1: Write the proportion equation
607,497.68 : 831,061.12 = 604,938.90 : x - Step 2: Convert to fraction form
607,497.68/831,061.12 = 604,938.90/x - Step 3: Cross multiply
607,497.68x = 831,061.12 × 604,938.90 - Step 4: Simplify right side
607,497.68x = 502,741,199,765.57 - Step 5: Solve for x
x = 502,741,199,765.57/607,497.68 - Step 6: Final answer
x = 827,560.69
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.