Finding the Fourth Proportional to 602,510.70, 831,464.70 and 344,393.17
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Solution
The fourth proportional to 602,510.70, 831,464.70 and 344,393.17 is: 475,262.53
Step by Step Solution
- Step 1: Write the proportion equation
602,510.70 : 831,464.70 = 344,393.17 : x - Step 2: Convert to fraction form
602,510.70/831,464.70 = 344,393.17/x - Step 3: Cross multiply
602,510.70x = 831,464.70 × 344,393.17 - Step 4: Simplify right side
602,510.70x = 286,350,757,896.81 - Step 5: Solve for x
x = 286,350,757,896.81/602,510.70 - Step 6: Final answer
x = 475,262.53
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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.