Finding the Fourth Proportional to 801,688.84, 1,202,210.34 and 289,208.32
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Solution
The fourth proportional to 801,688.84, 1,202,210.34 and 289,208.32 is: 433,695.99
Step by Step Solution
- Step 1: Write the proportion equation
801,688.84 : 1,202,210.34 = 289,208.32 : x - Step 2: Convert to fraction form
801,688.84/1,202,210.34 = 289,208.32/x - Step 3: Cross multiply
801,688.84x = 1,202,210.34 × 289,208.32 - Step 4: Simplify right side
801,688.84x = 347,689,232,718.03 - Step 5: Solve for x
x = 347,689,232,718.03/801,688.84 - Step 6: Final answer
x = 433,695.99
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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.