Finding the Fourth Proportional to 553,191.50, 829,363.51 and 173,892.80
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Solution
The fourth proportional to 553,191.50, 829,363.51 and 173,892.80 is: 260,705.99
Step by Step Solution
- Step 1: Write the proportion equation
553,191.50 : 829,363.51 = 173,892.80 : x - Step 2: Convert to fraction form
553,191.50/829,363.51 = 173,892.80/x - Step 3: Cross multiply
553,191.50x = 829,363.51 × 173,892.80 - Step 4: Simplify right side
553,191.50x = 144,220,338,824.91 - Step 5: Solve for x
x = 144,220,338,824.91/553,191.50 - Step 6: Final answer
x = 260,705.99
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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.