Finding the Fourth Proportional to 832,518.14, 1,148,875.03 and 450,544.93
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Solution
The fourth proportional to 832,518.14, 1,148,875.03 and 450,544.93 is: 621,751.99
Step by Step Solution
- Step 1: Write the proportion equation
832,518.14 : 1,148,875.03 = 450,544.93 : x - Step 2: Convert to fraction form
832,518.14/1,148,875.03 = 450,544.93/x - Step 3: Cross multiply
832,518.14x = 1,148,875.03 × 450,544.93 - Step 4: Simplify right side
832,518.14x = 517,619,813,817.41 - Step 5: Solve for x
x = 517,619,813,817.41/832,518.14 - Step 6: Final answer
x = 621,751.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.