Finding the Fourth Proportional to 536,423.84, 804,637.68 and 181,440.80
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Solution
The fourth proportional to 536,423.84, 804,637.68 and 181,440.80 is: 272,161.85
Step by Step Solution
- Step 1: Write the proportion equation
536,423.84 : 804,637.68 = 181,440.80 : x - Step 2: Convert to fraction form
536,423.84/804,637.68 = 181,440.80/x - Step 3: Cross multiply
536,423.84x = 804,637.68 × 181,440.80 - Step 4: Simplify right side
536,423.84x = 145,994,104,369.34 - Step 5: Solve for x
x = 145,994,104,369.34/536,423.84 - Step 6: Final answer
x = 272,161.85
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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.