Finding the Fourth Proportional to 740,047.21, 1,110,409.83 and 402,582.18
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Solution
The fourth proportional to 740,047.21, 1,110,409.83 and 402,582.18 is: 604,057.69
Step by Step Solution
- Step 1: Write the proportion equation
740,047.21 : 1,110,409.83 = 402,582.18 : x - Step 2: Convert to fraction form
740,047.21/1,110,409.83 = 402,582.18/x - Step 3: Cross multiply
740,047.21x = 1,110,409.83 × 402,582.18 - Step 4: Simplify right side
740,047.21x = 447,031,210,054.83 - Step 5: Solve for x
x = 447,031,210,054.83/740,047.21 - Step 6: Final answer
x = 604,057.69
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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.