Finding the Fourth Proportional to 368,160.20, 551,462.70 and 305,952.20
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Solution
The fourth proportional to 368,160.20, 551,462.70 and 305,952.20 is: 458,282.09
Step by Step Solution
- Step 1: Write the proportion equation
368,160.20 : 551,462.70 = 305,952.20 : x - Step 2: Convert to fraction form
368,160.20/551,462.70 = 305,952.20/x - Step 3: Cross multiply
368,160.20x = 551,462.70 × 305,952.20 - Step 4: Simplify right side
368,160.20x = 168,721,226,282.94 - Step 5: Solve for x
x = 168,721,226,282.94/368,160.20 - Step 6: Final answer
x = 458,282.09
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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.