Finding the Fourth Proportional to 915,073.01, 1,372,293.54 and 375,176.09
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Solution
The fourth proportional to 915,073.01, 1,372,293.54 and 375,176.09 is: 562,634.58
Step by Step Solution
- Step 1: Write the proportion equation
915,073.01 : 1,372,293.54 = 375,176.09 : x - Step 2: Convert to fraction form
915,073.01/1,372,293.54 = 375,176.09/x - Step 3: Cross multiply
915,073.01x = 1,372,293.54 × 375,176.09 - Step 4: Simplify right side
915,073.01x = 514,851,717,807.99 - Step 5: Solve for x
x = 514,851,717,807.99/915,073.01 - Step 6: Final answer
x = 562,634.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.