Finding the Fourth Proportional to 424,259.03, 585,472.73 and 315,848.09
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Solution
The fourth proportional to 424,259.03, 585,472.73 and 315,848.09 is: 435,866.84
Step by Step Solution
- Step 1: Write the proportion equation
424,259.03 : 585,472.73 = 315,848.09 : x - Step 2: Convert to fraction form
424,259.03/585,472.73 = 315,848.09/x - Step 3: Cross multiply
424,259.03x = 585,472.73 × 315,848.09 - Step 4: Simplify right side
424,259.03x = 184,920,443,402.03 - Step 5: Solve for x
x = 184,920,443,402.03/424,259.03 - Step 6: Final answer
x = 435,866.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.