Finding the Fourth Proportional to 915,360.41, 1,372,721.99 and 375,461.19
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Solution
The fourth proportional to 915,360.41, 1,372,721.99 and 375,461.19 is: 563,061.09
Step by Step Solution
- Step 1: Write the proportion equation
915,360.41 : 1,372,721.99 = 375,461.19 : x - Step 2: Convert to fraction form
915,360.41/1,372,721.99 = 375,461.19/x - Step 3: Cross multiply
915,360.41x = 1,372,721.99 × 375,461.19 - Step 4: Simplify right side
915,360.41x = 515,403,830,027.26 - Step 5: Solve for x
x = 515,403,830,027.26/915,360.41 - Step 6: Final answer
x = 563,061.09
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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.