Finding the Fourth Proportional to 566,487.63, 781,762.88 and 308,371.99
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Solution
The fourth proportional to 566,487.63, 781,762.88 and 308,371.99 is: 425,558.76
Step by Step Solution
- Step 1: Write the proportion equation
566,487.63 : 781,762.88 = 308,371.99 : x - Step 2: Convert to fraction form
566,487.63/781,762.88 = 308,371.99/x - Step 3: Cross multiply
566,487.63x = 781,762.88 × 308,371.99 - Step 4: Simplify right side
566,487.63x = 241,073,775,013.73 - Step 5: Solve for x
x = 241,073,775,013.73/566,487.63 - Step 6: Final answer
x = 425,558.76
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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.