Finding the Fourth Proportional to 750,687.68, 1,035,949.50 and 406,526.31
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Solution
The fourth proportional to 750,687.68, 1,035,949.50 and 406,526.31 is: 561,006.58
Step by Step Solution
- Step 1: Write the proportion equation
750,687.68 : 1,035,949.50 = 406,526.31 : x - Step 2: Convert to fraction form
750,687.68/1,035,949.50 = 406,526.31/x - Step 3: Cross multiply
750,687.68x = 1,035,949.50 × 406,526.31 - Step 4: Simplify right side
750,687.68x = 421,140,727,581.35 - Step 5: Solve for x
x = 421,140,727,581.35/750,687.68 - Step 6: Final answer
x = 561,006.58
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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.