Finding the Fourth Proportional to 623,710.70, 935,566.05 and 203,029.10
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Solution
The fourth proportional to 623,710.70, 935,566.05 and 203,029.10 is: 304,543.65
Step by Step Solution
- Step 1: Write the proportion equation
623,710.70 : 935,566.05 = 203,029.10 : x - Step 2: Convert to fraction form
623,710.70/935,566.05 = 203,029.10/x - Step 3: Cross multiply
623,710.70x = 935,566.05 × 203,029.10 - Step 4: Simplify right side
623,710.70x = 189,947,133,122.06 - Step 5: Solve for x
x = 189,947,133,122.06/623,710.70 - Step 6: Final answer
x = 304,543.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.