Finding the Fourth Proportional to 1,155,435.84, 1,732,803.84 and 313,878.24
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Solution
The fourth proportional to 1,155,435.84, 1,732,803.84 and 313,878.24 is: 470,722.30
Step by Step Solution
- Step 1: Write the proportion equation
1,155,435.84 : 1,732,803.84 = 313,878.24 : x - Step 2: Convert to fraction form
1,155,435.84/1,732,803.84 = 313,878.24/x - Step 3: Cross multiply
1,155,435.84x = 1,732,803.84 × 313,878.24 - Step 4: Simplify right side
1,155,435.84x = 543,889,419,564.44 - Step 5: Solve for x
x = 543,889,419,564.44/1,155,435.84 - Step 6: Final answer
x = 470,722.30
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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.