Finding the Fourth Proportional to 706,632.12, 1,057,498.74 and 677,238.84
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Solution
The fourth proportional to 706,632.12, 1,057,498.74 and 677,238.84 is: 1,013,510.71
Step by Step Solution
- Step 1: Write the proportion equation
706,632.12 : 1,057,498.74 = 677,238.84 : x - Step 2: Convert to fraction form
706,632.12/1,057,498.74 = 677,238.84/x - Step 3: Cross multiply
706,632.12x = 1,057,498.74 × 677,238.84 - Step 4: Simplify right side
706,632.12x = 716,179,219,979.06 - Step 5: Solve for x
x = 716,179,219,979.06/706,632.12 - Step 6: Final answer
x = 1,013,510.71
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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.