Finding the Fourth Proportional to 435,481.40, 653,054.12 and 169,206.84
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Solution
The fourth proportional to 435,481.40, 653,054.12 and 169,206.84 is: 253,744.99
Step by Step Solution
- Step 1: Write the proportion equation
435,481.40 : 653,054.12 = 169,206.84 : x - Step 2: Convert to fraction form
435,481.40/653,054.12 = 169,206.84/x - Step 3: Cross multiply
435,481.40x = 653,054.12 × 169,206.84 - Step 4: Simplify right side
435,481.40x = 110,501,223,994.18 - Step 5: Solve for x
x = 110,501,223,994.18/435,481.40 - Step 6: Final answer
x = 253,744.99
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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.