Finding the Fourth Proportional to 315,682.29, 473,400.58 and 102,398.62
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Solution
The fourth proportional to 315,682.29, 473,400.58 and 102,398.62 is: 153,558.08
Step by Step Solution
- Step 1: Write the proportion equation
315,682.29 : 473,400.58 = 102,398.62 : x - Step 2: Convert to fraction form
315,682.29/473,400.58 = 102,398.62/x - Step 3: Cross multiply
315,682.29x = 473,400.58 × 102,398.62 - Step 4: Simplify right side
315,682.29x = 48,475,566,099.20 - Step 5: Solve for x
x = 48,475,566,099.20/315,682.29 - Step 6: Final answer
x = 153,558.08
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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.