Finding the Fourth Proportional to 730,898.98, 1,008,635.97 and 408,607.54
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Solution
The fourth proportional to 730,898.98, 1,008,635.97 and 408,607.54 is: 563,875.82
Step by Step Solution
- Step 1: Write the proportion equation
730,898.98 : 1,008,635.97 = 408,607.54 : x - Step 2: Convert to fraction form
730,898.98/1,008,635.97 = 408,607.54/x - Step 3: Cross multiply
730,898.98x = 1,008,635.97 × 408,607.54 - Step 4: Simplify right side
730,898.98x = 412,136,262,457.21 - Step 5: Solve for x
x = 412,136,262,457.21/730,898.98 - Step 6: Final answer
x = 563,875.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.