Finding the Fourth Proportional to 468,519.84, 646,557.75 and 253,660.05
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Solution
The fourth proportional to 468,519.84, 646,557.75 and 253,660.05 is: 350,051.07
Step by Step Solution
- Step 1: Write the proportion equation
468,519.84 : 646,557.75 = 253,660.05 : x - Step 2: Convert to fraction form
468,519.84/646,557.75 = 253,660.05/x - Step 3: Cross multiply
468,519.84x = 646,557.75 × 253,660.05 - Step 4: Simplify right side
468,519.84x = 164,005,871,192.89 - Step 5: Solve for x
x = 164,005,871,192.89/468,519.84 - Step 6: Final answer
x = 350,051.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.