Finding the Fourth Proportional to 614,998.20, 922,497.30 and 606,703.80
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Solution
The fourth proportional to 614,998.20, 922,497.30 and 606,703.80 is: 910,055.70
Step by Step Solution
- Step 1: Write the proportion equation
614,998.20 : 922,497.30 = 606,703.80 : x - Step 2: Convert to fraction form
614,998.20/922,497.30 = 606,703.80/x - Step 3: Cross multiply
614,998.20x = 922,497.30 × 606,703.80 - Step 4: Simplify right side
614,998.20x = 559,682,617,399.74 - Step 5: Solve for x
x = 559,682,617,399.74/614,998.20 - Step 6: Final answer
x = 910,055.70
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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.