Finding the Fourth Proportional to 1,105,252.32, 1,657,878.37 and 306,533.84
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Solution
The fourth proportional to 1,105,252.32, 1,657,878.37 and 306,533.84 is: 459,800.72
Step by Step Solution
- Step 1: Write the proportion equation
1,105,252.32 : 1,657,878.37 = 306,533.84 : x - Step 2: Convert to fraction form
1,105,252.32/1,657,878.37 = 306,533.84/x - Step 3: Cross multiply
1,105,252.32x = 1,657,878.37 × 306,533.84 - Step 4: Simplify right side
1,105,252.32x = 508,195,813,953.31 - Step 5: Solve for x
x = 508,195,813,953.31/1,105,252.32 - Step 6: Final answer
x = 459,800.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.