Finding the Fourth Proportional to 494,900.01, 742,340.90 and 157,937.99
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Solution
The fourth proportional to 494,900.01, 742,340.90 and 157,937.99 is: 236,904.07
Step by Step Solution
- Step 1: Write the proportion equation
494,900.01 : 742,340.90 = 157,937.99 : x - Step 2: Convert to fraction form
494,900.01/742,340.90 = 157,937.99/x - Step 3: Cross multiply
494,900.01x = 742,340.90 × 157,937.99 - Step 4: Simplify right side
494,900.01x = 117,243,826,323.93 - Step 5: Solve for x
x = 117,243,826,323.93/494,900.01 - Step 6: Final answer
x = 236,904.07
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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.