Finding the Fourth Proportional to 705,864.24, 1,058,708.80 and 417,847.26
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Solution
The fourth proportional to 705,864.24, 1,058,708.80 and 417,847.26 is: 626,719.06
Step by Step Solution
- Step 1: Write the proportion equation
705,864.24 : 1,058,708.80 = 417,847.26 : x - Step 2: Convert to fraction form
705,864.24/1,058,708.80 = 417,847.26/x - Step 3: Cross multiply
705,864.24x = 1,058,708.80 × 417,847.26 - Step 4: Simplify right side
705,864.24x = 442,378,571,217.89 - Step 5: Solve for x
x = 442,378,571,217.89/705,864.24 - Step 6: Final answer
x = 626,719.06
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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.