Finding the Fourth Proportional to 684,235.01, 944,206.17 and 378,293.56
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Solution
The fourth proportional to 684,235.01, 944,206.17 and 378,293.56 is: 522,024.02
Step by Step Solution
- Step 1: Write the proportion equation
684,235.01 : 944,206.17 = 378,293.56 : x - Step 2: Convert to fraction form
684,235.01/944,206.17 = 378,293.56/x - Step 3: Cross multiply
684,235.01x = 944,206.17 × 378,293.56 - Step 4: Simplify right side
684,235.01x = 357,187,109,644.15 - Step 5: Solve for x
x = 357,187,109,644.15/684,235.01 - Step 6: Final answer
x = 522,024.02
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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.