Finding the Fourth Proportional to 566,192.41, 781,350.99 and 311,549.06
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Solution
The fourth proportional to 566,192.41, 781,350.99 and 311,549.06 is: 429,940.71
Step by Step Solution
- Step 1: Write the proportion equation
566,192.41 : 781,350.99 = 311,549.06 : x - Step 2: Convert to fraction form
566,192.41/781,350.99 = 311,549.06/x - Step 3: Cross multiply
566,192.41x = 781,350.99 × 311,549.06 - Step 4: Simplify right side
566,192.41x = 243,429,166,464.57 - Step 5: Solve for x
x = 243,429,166,464.57/566,192.41 - Step 6: Final answer
x = 429,940.71
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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.