Finding the Fourth Proportional to 315,469.17, 473,203.80 and 93,853.17
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Solution
The fourth proportional to 315,469.17, 473,203.80 and 93,853.17 is: 140,779.77
Step by Step Solution
- Step 1: Write the proportion equation
315,469.17 : 473,203.80 = 93,853.17 : x - Step 2: Convert to fraction form
315,469.17/473,203.80 = 93,853.17/x - Step 3: Cross multiply
315,469.17x = 473,203.80 × 93,853.17 - Step 4: Simplify right side
315,469.17x = 44,411,676,686.05 - Step 5: Solve for x
x = 44,411,676,686.05/315,469.17 - Step 6: Final answer
x = 140,779.77
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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.