Finding the Fourth Proportional to 695,566.68, 1,041,991.68 and 479,386.74
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Solution
The fourth proportional to 695,566.68, 1,041,991.68 and 479,386.74 is: 718,143.94
Step by Step Solution
- Step 1: Write the proportion equation
695,566.68 : 1,041,991.68 = 479,386.74 : x - Step 2: Convert to fraction form
695,566.68/1,041,991.68 = 479,386.74/x - Step 3: Cross multiply
695,566.68x = 1,041,991.68 × 479,386.74 - Step 4: Simplify right side
695,566.68x = 499,516,994,582.32 - Step 5: Solve for x
x = 499,516,994,582.32/695,566.68 - Step 6: Final answer
x = 718,143.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.