Finding the Fourth Proportional to 687,675.84, 1,031,465.06 and 182,225.62
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Solution
The fourth proportional to 687,675.84, 1,031,465.06 and 182,225.62 is: 273,325.53
Step by Step Solution
- Step 1: Write the proportion equation
687,675.84 : 1,031,465.06 = 182,225.62 : x - Step 2: Convert to fraction form
687,675.84/1,031,465.06 = 182,225.62/x - Step 3: Cross multiply
687,675.84x = 1,031,465.06 × 182,225.62 - Step 4: Simplify right side
687,675.84x = 187,959,364,541.89 - Step 5: Solve for x
x = 187,959,364,541.89/687,675.84 - Step 6: Final answer
x = 273,325.53
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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.