Finding the Fourth Proportional to 492,407.13, 738,710.06 and 155,500.41
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Solution
The fourth proportional to 492,407.13, 738,710.06 and 155,500.41 is: 233,281.99
Step by Step Solution
- Step 1: Write the proportion equation
492,407.13 : 738,710.06 = 155,500.41 : x - Step 2: Convert to fraction form
492,407.13/738,710.06 = 155,500.41/x - Step 3: Cross multiply
492,407.13x = 738,710.06 × 155,500.41 - Step 4: Simplify right side
492,407.13x = 114,869,717,201.13 - Step 5: Solve for x
x = 114,869,717,201.13/492,407.13 - Step 6: Final answer
x = 233,281.99
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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.