Finding the Fourth Proportional to 801,528.84, 1,106,088.37 and 457,358.52
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Solution
The fourth proportional to 801,528.84, 1,106,088.37 and 457,358.52 is: 631,142.53
Step by Step Solution
- Step 1: Write the proportion equation
801,528.84 : 1,106,088.37 = 457,358.52 : x - Step 2: Convert to fraction form
801,528.84/1,106,088.37 = 457,358.52/x - Step 3: Cross multiply
801,528.84x = 1,106,088.37 × 457,358.52 - Step 4: Simplify right side
801,528.84x = 505,878,939,892.41 - Step 5: Solve for x
x = 505,878,939,892.41/801,528.84 - Step 6: Final answer
x = 631,142.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.