Finding the Fourth Proportional to 919,646.12, 1,268,392.64 and 597,460
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Solution
The fourth proportional to 919,646.12, 1,268,392.64 and 597,460 is: 824,027.69
Step by Step Solution
- Step 1: Write the proportion equation
919,646.12 : 1,268,392.64 = 597,460 : x - Step 2: Convert to fraction form
919,646.12/1,268,392.64 = 597,460/x - Step 3: Cross multiply
919,646.12x = 1,268,392.64 × 597,460 - Step 4: Simplify right side
919,646.12x = 757,813,866,694.40 - Step 5: Solve for x
x = 757,813,866,694.40/919,646.12 - Step 6: Final answer
x = 824,027.69
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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.