Finding the Fourth Proportional to 747,303.74, 1,121,133.47 and 241,864.72
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Solution
The fourth proportional to 747,303.74, 1,121,133.47 and 241,864.72 is: 362,854.64
Step by Step Solution
- Step 1: Write the proportion equation
747,303.74 : 1,121,133.47 = 241,864.72 : x - Step 2: Convert to fraction form
747,303.74/1,121,133.47 = 241,864.72/x - Step 3: Cross multiply
747,303.74x = 1,121,133.47 × 241,864.72 - Step 4: Simplify right side
747,303.74x = 271,162,632,804.18 - Step 5: Solve for x
x = 271,162,632,804.18/747,303.74 - Step 6: Final answer
x = 362,854.64
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.