Finding the Fourth Proportional to 624,435.98, 861,721.67 and 337,956.08
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Solution
The fourth proportional to 624,435.98, 861,721.67 and 337,956.08 is: 466,379.39
Step by Step Solution
- Step 1: Write the proportion equation
624,435.98 : 861,721.67 = 337,956.08 : x - Step 2: Convert to fraction form
624,435.98/861,721.67 = 337,956.08/x - Step 3: Cross multiply
624,435.98x = 861,721.67 × 337,956.08 - Step 4: Simplify right side
624,435.98x = 291,224,071,645.87 - Step 5: Solve for x
x = 291,224,071,645.87/624,435.98 - Step 6: Final answer
x = 466,379.39
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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.