Finding the Fourth Proportional to 569,072.24, 784,407.48 and 385,252.88
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Solution
The fourth proportional to 569,072.24, 784,407.48 and 385,252.88 is: 531,031.42
Step by Step Solution
- Step 1: Write the proportion equation
569,072.24 : 784,407.48 = 385,252.88 : x - Step 2: Convert to fraction form
569,072.24/784,407.48 = 385,252.88/x - Step 3: Cross multiply
569,072.24x = 784,407.48 × 385,252.88 - Step 4: Simplify right side
569,072.24x = 302,195,240,763.54 - Step 5: Solve for x
x = 302,195,240,763.54/569,072.24 - Step 6: Final answer
x = 531,031.42
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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.