Finding the Fourth Proportional to 342,887.80, 514,331.70 and 93,569.80
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Solution
The fourth proportional to 342,887.80, 514,331.70 and 93,569.80 is: 140,354.70
Step by Step Solution
- Step 1: Write the proportion equation
342,887.80 : 514,331.70 = 93,569.80 : x - Step 2: Convert to fraction form
342,887.80/514,331.70 = 93,569.80/x - Step 3: Cross multiply
342,887.80x = 514,331.70 × 93,569.80 - Step 4: Simplify right side
342,887.80x = 48,125,914,302.66 - Step 5: Solve for x
x = 48,125,914,302.66/342,887.80 - Step 6: Final answer
x = 140,354.70
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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.