Finding the Fourth Proportional to 877,029.84, 1,315,544.66 and 330,025.10
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Solution
The fourth proportional to 877,029.84, 1,315,544.66 and 330,025.10 is: 495,037.61
Step by Step Solution
- Step 1: Write the proportion equation
877,029.84 : 1,315,544.66 = 330,025.10 : x - Step 2: Convert to fraction form
877,029.84/1,315,544.66 = 330,025.10/x - Step 3: Cross multiply
877,029.84x = 1,315,544.66 × 330,025.10 - Step 4: Simplify right side
877,029.84x = 434,162,757,970.97 - Step 5: Solve for x
x = 434,162,757,970.97/877,029.84 - Step 6: Final answer
x = 495,037.61
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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.